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Priority claimed from GB848413685Aexternal-prioritypatent/GB8413685D0/en
Priority claimed from GB848427167Aexternal-prioritypatent/GB8427167D0/en
Application filed by PfizerfiledCriticalPfizer
Priority claimed from EP85303766Aexternal-prioritypatent/EP0166533B1/en
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Publication of ATE51868T1publicationCriticalpatent/ATE51868T1/en