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Priority claimed from GB858506942Aexternal-prioritypatent/GB8506942D0/en
Priority claimed from GB858513211Aexternal-prioritypatent/GB8513211D0/en
Application filed by Royal Free Hosp School MedfiledCriticalRoyal Free Hosp School Med
Priority claimed from EP86901949Aexternal-prioritypatent/EP0229767B1/en
Application grantedgrantedCritical
Publication of ATE57019T1publicationCriticalpatent/ATE57019T1/en