EP4149345A1 - Système de détection d'une maladie - Google Patents
Système de détection d'une maladieInfo
- Publication number
- EP4149345A1 EP4149345A1 EP21723275.0A EP21723275A EP4149345A1 EP 4149345 A1 EP4149345 A1 EP 4149345A1 EP 21723275 A EP21723275 A EP 21723275A EP 4149345 A1 EP4149345 A1 EP 4149345A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- person
- data
- temperature
- disease
- examination data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
- A61B5/02055—Simultaneously evaluating both cardiovascular condition and temperature
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0077—Devices for viewing the surface of the body, e.g. camera, magnifying lens
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/01—Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6887—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient mounted on external non-worn devices, e.g. non-medical devices
- A61B5/6893—Cars
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7264—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient; User input means
- A61B5/746—Alarms related to a physiological condition, e.g. details of setting alarm thresholds or avoiding false alarms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/024—Measuring pulse rate or heart rate
- A61B5/02416—Measuring pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Measuring devices for evaluating the respiratory organs
- A61B5/0816—Measuring devices for examining respiratory frequency
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/16—Devices for psychotechnics; Testing reaction times ; Devices for evaluating the psychological state
- A61B5/18—Devices for psychotechnics; Testing reaction times ; Devices for evaluating the psychological state for vehicle drivers or machine operators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Definitions
- the present invention relates to a system for detecting a disease in a person, in particular a contagious disease such as an acute respiratory distress disease such as COVID 19.
- a contagious disease such as an acute respiratory distress disease such as COVID 19.
- the subject of the invention is thus a system for detecting a disease in a person, in particular a contagious disease such as COVID 19, this detection system comprising:
- this acquisition device comprising in particular at least one physiological measurement sensor such as a radar, and a thermal camera for acquiring these examination data,
- a display device arranged to display diagnostic information of the disease based on an analysis of said examination data, this diagnostic information possibly representative of a level of probability that the person has the disease.
- the data processing device comprises an artificial intelligence unit arranged to process the examination data obtained by the acquisition device and provide said diagnostic information.
- the data processing device and the display device form part of the same device, for example a computer, in particular a laptop computer.
- the display device is a screen of the laptop computer and the data processing device includes the computer's microprocessor.
- the display device is designed to be visible to the person examined, and in particular the display device, which comprises in particular a screen, is remote from the data processing device, these display devices and data processing being for example interconnected by a wireless link, for example by a 3G, 4G or 5G communication protocol, or by the Internet network, or Wifi for example.
- a wireless link for example by a 3G, 4G or 5G communication protocol, or by the Internet network, or Wifi for example.
- the display device and possibly also the data processing device, are designed to be carried on board a motor vehicle.
- the display device and possibly also the data processing device, are arranged to be placed in a fixed manner, in a building or an outdoor courtyard for example.
- the treatment device is arranged to make the diagnosis automatically, without human intervention.
- the invention allows rapid diagnosis and / or massive screening allowing a return to work or faster deconfinement.
- the examination data acquisition device is arranged to allow measurements without contact and at a safe distance, of vital signals and thermal imaging and visible on the body. person to examine.
- the system according to the invention thus advantageously uses the fusion of non-contact and safety distance measurements, vital signals and thermal and visible imaging.
- the artificial intelligence unit is arranged to use a diagnostic model based on artificial intelligence and fed by a reasonable number of clinical measurements.
- the invention due to the relatively light equipment, allows in particular an easier deployment of field hospitals in support of the populations.
- the invention allows for mobile diagnostics. It is easy to set up, for example using a thermal imager, a physiological measurement sensor such as a radar and a portable personal computer. The invention allows its rapid establishment over an entire territory.
- the acquisition device comprises a radar for acquiring data relating to the vital signs of the person, a thermal camera for temperature measurements providing temperature data, and a camera operating in the visible spectrum for characterization of the person tested providing characterization data of the person.
- the data processing device is arranged to run a diagnostic algorithm based on a fusion of vital data, in particular a respiratory rate, an amplitude of respiration, a time d. inspiration and expiration, a rhythm and cardiac arrhythmia.
- the algorithm uses temperatures measured on remarkable areas, localized by image processing, or the oxygen level associated with the person examined.
- these remarkable temperature measurement zones are located inside the mouth, on the tip of the nose, on the cheekbones and the palm of the hand.
- the diagnostic algorithm uses a characterization of the person, such as data of age, gender, dress, height, body mass index , also called BMI.
- the system is designed to carry out the acquisition of examination data until the information is made available. diagnostic within a period of time in particular between 30 and 120 seconds.
- the system is arranged to allow acquisition of examination data by making measurements at a distance of 60 cm to 2 m between the acquisition device and the person. This prevents the person from having to be in contact with the acquisition device.
- the invention thus allows rapid diagnosis without additional referral delay to a doctor, for example.
- the diagnostic information can, if necessary, be sent automatically to a doctor and can be kept on a cloud-type data storage system.
- the data processing device uses an algorithm for analyzing the examination data acquired and, where appropriate, for sorting people with the aim of detecting cases of sick people, based on all the data collected and an artificial intelligence, the first level of learning of which is carried out on a sample in a hospital environment.
- This learning by artificial intelligence can be carried out by means of a set of measurements collected by the system but also by means of the medical follow-up of patients. This allows the improvement of the model over time.
- the measurements made by the acquisition device can be used to further refine the diagnosis made by artificial intelligence.
- the diagnosis can be made without contact with the person, which limits the risks of contamination, which is particularly advantageous for example in the case of a pandemic such as that linked to COVID 19.
- the measured examination data comprise at least one of the following data: temperatures measured at different points of the body of the person to be examined, a respiratory or cardiac characteristic.
- the acquisition device is arranged to acquire examination data comprising an outside temperature, a temperature measured on a person's cheekbone, a temperature measured on the tip of the person's cheekbone. nose of the person, and also, where appropriate, a maximum facial temperature and a reference temperature of a temperature-controlled garment or surface.
- the remarkable points of measurement are located by artificial intelligence by means of an object identification flowchart.
- the temperature relating to a remarkable point is obtained by time averaging and by averaging the temperatures of a surface defined by pixels from an infrared camera image near the remarkable point identified on the visible image by means of an object identification algorithm.
- the identification of personal characterizations is done by means of Red Green Blue cameras (or RGB camera) or Far infrared (FIR camera) in addition to an identity reading. of the person, thanks to a classification system which can be learned on RGB (Red Green Blue) or Infrared images.
- RGB Red Green Blue
- FIR camera Far infrared
- the diagnostic model, or diagnostic algorithm which is fed with more data such as remarkable body temperatures, an ambient temperature, a class of personal characteristics, a time of day, can be arranged to additionally use data of the path of the person examined to verify whether he has passed a sick person or passed through a region at risk.
- the system is arranged to operate in the absence of a radar and using RGB cameras to estimate cardiac and respiratory parameters.
- the temperature relative to a remarkable point can be obtained by temporal average and by average of the temperatures of a surface defined by pixels coming from a camera image near the remarkable point.
- the remarkable point is for example defined geometrically by means of an image zone called Building box, which surrounds it, for example by means of the geometric mean of the sides of the zone of the image.
- This image area is a surface delimited by a series of points which is constructed by an object identification algorithm.
- the system lacks an RGB camera and / or does not use the temperature-controlled surface.
- the system uses the external temperature and a thermal transfer model on the dressed areas or even only the temperature differences between the remarkable points.
- the system is arranged to use a fusion of non-contact measurements, including vital signals and thermal and visible imaging.
- the diagnostic information is comprised of a class chosen from three predetermined classes which are "Healthy person”, “Person with suspicion of disease”, “Person with a high probability of disease”.
- Diagnostic information may also include an assessment of the severity of the disease.
- the subject of the invention is also a method for providing diagnostic information for the detection of a disease in a person, in particular a contagious disease such as COVID 19, this method comprising the following steps:
- an acquisition device comprising in particular at least one physiological measurement sensor such as a radar, and a thermal camera to acquire these examination data
- diagnostic information of the disease based on an analysis of said examination data, this diagnostic information possibly representative of a level of probability that the person has the disease.
- the present invention can allow controls in public space in general, in particular on the circulation routes of people, at the entrances and exits of buildings, at airport gates, in schools.
- FIG. 1 schematically illustrates a system according to a non-limiting embodiment of the invention.
- FIG. 2 illustrates a block diagram illustrating the steps implemented in the system of FIG. 1.
- FIG. 1 There is shown in Figures 1 and 2 a system 1 for detecting a disease in a person, in particular a contagious disease such as COVID 19, according to the invention.
- This system 1 comprises:
- a display device 30 arranged to display diagnostic information of the disease based on an analysis of said examination data, this diagnostic information possibly being representative of a level of probability that the person has the disease.
- This system 1 comprises in particular: - a sensor for the cardiac activity of at least one passenger, here the heart rate, this sensor being a camera operating in the near infrared,
- a sensor of the respiratory activity in particular in terms of respiratory frequency and / or amplitude, of at least one passenger, this sensor being a camera operating in the far infrared, or thermal camera,
- a sensor of the profile characteristics of the passenger in particular his gender, weight, height and age, this sensor being here a Red Green Blue camera, also called RGB camera in English,
- - a card reader to read an identity card of the person and obtain personal data of the person.
- sensors and cameras which are part of the acquisition device 7, are represented by the reference 2 in Figure 1.
- Some sensors 2 are for example arranged on a ceiling of the vehicle.
- One of the other cameras 2 is placed in a side pillar 6 of the vehicle V.
- the heart rate and respiration sensor can be in the seat back or in the center console at the level of the passenger's thigh, this being non-limiting.
- These sensors 2 are connected to exchange information with a data processing device 3 placed on the vehicle V.
- the data processing device 3 comprises an artificial intelligence unit arranged to process the examination data obtained by the acquisition device 7 and provide said diagnostic information.
- the data processing device 3 and the display device 30 are part of the same device, for example a computer, in particular a laptop.
- the display device 30 is a screen of the laptop computer and the data processing device comprises a microprocessor of this computer.
- the display device 30 is designed to be visible to the person examined, and in particular the display device, which comprises in particular a screen, is remote from the data processing device, these display and processing devices.
- data being for example interconnected by a wireless link, for example by a 3G, 4G or 5G communication protocol, or by the Internet network, or Wifi for example.
- the display device 30, and also the data processing device 3, are here arranged to be mounted on a motor vehicle.
- the display device 30, and possibly also the data processing device 3 are arranged to be placed in a fixed manner, in a building or an outdoor courtyard for example.
- the treatment device 3 is designed to make the diagnosis automatically, without human intervention.
- the examination data acquisition device 7 is arranged to allow non-contact and safe distance measurements of vital signals and thermal imaging and visible on the person to be examined.
- the system according to the invention thus advantageously uses the fusion of non-contact and safety distance measurements, vital signals and thermal and visible imaging.
- the artificial intelligence unit is set up to use a diagnostic model based on artificial intelligence and fed by a reasonable number of clinical measurements.
- the invention allows for mobile diagnostics. It is easy to set up, for example using a thermal imager, a physiological measurement sensor such as a radar and a portable personal computer.
- the acquisition device 7 comprises a radar for acquiring data relating to the vital signs of the person, a thermal camera for temperature measurements providing temperature data, and a camera operating in the visible spectrum for the characterization of the person tested providing characterization data of the person.
- the data processing device 3 is arranged to run a diagnostic algorithm based on a fusion of vital data, in particular a respiratory rate, an amplitude of respiration, an inspiration and expiration time, a rate and. cardiac arrhythmia, oximetry.
- these remarkable temperature measurement zones are located inside the mouth, on the tip of the nose, on the cheekbones and the palm of the hand.
- the diagnostic algorithm uses characterization of the person, such as data on age, gender, dress, height, body mass index.
- the system is designed to carry out the acquisition of examination data until the diagnostic information is made available within a period of time of in particular between 30 and 120 seconds.
- the invention thus allows rapid diagnosis without additional referral delay to a doctor, for example.
- the diagnostic information can, if necessary, be sent automatically to a doctor and can be kept on a data storage system 40 of the Cloud type.
- the data processing device 3 uses an algorithm for analyzing the examination data acquired and, where appropriate, sorting people with the aim of detecting cases of sick people, based on the set collected data and artificial intelligence, the first level of learning of which is carried out on a sample in a hospital environment.
- the measurements made by the acquisition device can be used to further refine the diagnosis made by artificial intelligence.
- the diagnosis can be made without contact with the person, which limits the risks of contamination, which is particularly advantageous for example in the case of a pandemic such as that linked to COVID 19.
- the measured examination data comprise at least one of the following data: temperatures measured at different points of the body of the person to be examined, a respiratory or cardiac characteristic.
- the acquisition device 7 is arranged to acquire examination data comprising an outside temperature, a temperature measured on a cheekbone of the person, a temperature measured on the tip of the person's nose, and also, if applicable. , a maximum facial temperature and a reference temperature of a garment or temperature-controlled surface.
- the identification of personal characterizations is done by means of Red Green Blue cameras (or RGB camera) or Far infrared (FIR camera) in addition to reading the identity of the person, thanks to a classification system including learning can be performed on RGB (Red Green Blue) or Infrared images.
- RGB Red Green Blue
- FIR camera Far infrared
- the diagnostic model, or diagnostic algorithm which is fed with more data such as remarkable body temperatures, ambient temperature, class of personal characteristics, time of day, can be arranged to additionally use route data from the person being examined to verify whether they have passed a sick person or passed through a risk region.
- the temperature relative to a remarkable point can be obtained by time averaging and by averaging the temperatures of a surface defined by pixels from a camera image near the remarkable point.
- the remarkable point is for example defined geometrically by means of an image zone called Building box, which surrounds it.
- This image area is a surface delimited by a series of points which is constructed by an object identification algorithm.
- the diagnostic information is comprised of a class chosen from three predetermined classes which are "Healthy person", "Person with suspicion of disease", "Person with high probability of disease”.
- this diagnostic information possibly being representative of a level of probability that the person is affected by the disease (step 29).
- Steps 20 to 25 are as follows:
- step 20 the identification of personal characterizations is done by means of Red Green Blue cameras (or RGB camera), this is step 20,
- step 23 acquisition of the heart rate in step 23 using the near infrared camera, or NIR camera,
- NIR near infrared
- the examination data may, where appropriate, include the size of the pupils and their position.
- the diagnostic information is sent automatically to a cloud type remote data storage system.
- the information useful for the diagnostic model, or diagnostic algorithm can be received from the remote Cloud-type system.
- NIR and FIR are used.
- the FIR camera for temperatures and respiration characteristics and the NIR camera for oximetry and heart rate.
- the acquisition device is in particular designed to acquire examination data comprising an outside temperature, a temperature measured on a person's cheekbone, a temperature measured on the tip of the person's nose, and also, if applicable. , a maximum facial temperature and a reference temperature of a garment or of a temperature-controlled surface, and where applicable a respiratory volume, tremors, and the level of oxygen in the blood.
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Veterinary Medicine (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Biophysics (AREA)
- Cardiology (AREA)
- Physiology (AREA)
- Artificial Intelligence (AREA)
- Pulmonology (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Psychiatry (AREA)
- Signal Processing (AREA)
- Evolutionary Computation (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2004631A FR3109876B1 (fr) | 2020-05-11 | 2020-05-11 | Système de détection d’une maladie |
| PCT/EP2021/062048 WO2021228690A1 (fr) | 2020-05-11 | 2021-05-06 | Système de détection d'une maladie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4149345A1 true EP4149345A1 (fr) | 2023-03-22 |
Family
ID=72266416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP21723275.0A Withdrawn EP4149345A1 (fr) | 2020-05-11 | 2021-05-06 | Système de détection d'une maladie |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12478263B2 (fr) |
| EP (1) | EP4149345A1 (fr) |
| CN (1) | CN115515480A (fr) |
| FR (1) | FR3109876B1 (fr) |
| WO (1) | WO2021228690A1 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3131189B1 (fr) * | 2021-11-29 | 2025-03-21 | Valeo Systemes Thermiques | Système de mesure de signes vitaux sur une personne |
| FR3130546B1 (fr) * | 2021-12-21 | 2025-07-11 | Zynnon Ag | Capteur pour la détection d’une maladie transmissible par l’air, notamment d’une maladie respiratoire, système et procédé associés. |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5685798B2 (ja) * | 2008-01-25 | 2015-03-18 | 公立大学法人首都大学東京 | 有病体検出装置および有病体検出システム |
| WO2015125322A1 (fr) * | 2014-02-19 | 2015-08-27 | 公立大学法人首都大学東京 | Dispositif de surveillance de condition physique |
| JP6442942B2 (ja) * | 2014-09-11 | 2018-12-26 | 株式会社デンソー | ドライバ状態判定装置 |
| EP3175786A1 (fr) * | 2015-12-01 | 2017-06-07 | Panasonic Intellectual Property Corporation of America | Estimation de conditions physiques |
| CN107088071B (zh) * | 2016-02-17 | 2021-10-15 | 松下知识产权经营株式会社 | 生物体信息检测装置 |
| CN106821382A (zh) * | 2017-03-31 | 2017-06-13 | 颐拓科技(深圳)有限公司 | 呼吸监测诊断系统、干扰过滤方法及诊断方法 |
| CN107638172A (zh) * | 2017-10-31 | 2018-01-30 | 成都常明信息技术有限公司 | 新型流感监测系统 |
| US20200194115A1 (en) * | 2018-12-18 | 2020-06-18 | Toyota Motor Engineering & Manufacturing North America, Inc. | System and method for incorporating a scanner into a vehicle |
| US11170894B1 (en) * | 2020-04-02 | 2021-11-09 | Robert William Kocher | Access and temperature monitoring system (ATMs) |
-
2020
- 2020-05-11 FR FR2004631A patent/FR3109876B1/fr active Active
-
2021
- 2021-05-06 WO PCT/EP2021/062048 patent/WO2021228690A1/fr not_active Ceased
- 2021-05-06 US US17/924,183 patent/US12478263B2/en active Active
- 2021-05-06 EP EP21723275.0A patent/EP4149345A1/fr not_active Withdrawn
- 2021-05-06 CN CN202180034087.2A patent/CN115515480A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN115515480A (zh) | 2022-12-23 |
| FR3109876A1 (fr) | 2021-11-12 |
| US20230172562A1 (en) | 2023-06-08 |
| FR3109876B1 (fr) | 2024-04-19 |
| US12478263B2 (en) | 2025-11-25 |
| WO2021228690A1 (fr) | 2021-11-18 |
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