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Priority claimed from US06/947,334external-prioritypatent/US4731382A/en
Priority claimed from US07/133,601external-prioritypatent/US4861798A/en
Application filed by Bristol Myers Squibb CofiledCriticalBristol Myers Squibb Co
Application grantedgrantedCritical
Publication of ATE74348T1publicationCriticalpatent/ATE74348T1/de