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Priority claimed from GB838326173Aexternal-prioritypatent/GB8326173D0/en
Priority claimed from GB848413916Aexternal-prioritypatent/GB8413916D0/en
Application filed by Wellcome FoundfiledCriticalWellcome Found
Priority claimed from EP84111658Aexternal-prioritypatent/EP0149005B1/en
Application grantedgrantedCritical
Publication of ATE77580T1publicationCriticalpatent/ATE77580T1/en