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Priority claimed from US06/634,451external-prioritypatent/US4507323A/en
Application filed by Wellcome FoundfiledCriticalWellcome Found
Priority claimed from EP19850305253external-prioritypatent/EP0171227B1/de
Application grantedgrantedCritical
Publication of ATE38327T1publicationCriticalpatent/ATE38327T1/de