Scientific versus commercial sources of influence on the prescribing behavior of physicians.
D000329:Advertising; D000368:Aged; D001241:Aspirin / Q000008:administration & dosage; D001900:Boston; D002560:Cerebrovascular Circulation / Q000187:drug effects; D003657:Decision Making; D003704:Dementia / Q000188:drug therapy; D011431:Dextropropoxyphene / Q000008:administration & dosage; D004346:Drug Information Services; D011307:Drug Prescriptions; D004363:Drug Utilization; D006801:Humans; D008875:Middle Aged; D010358:Patient Participation; D010379:Peer Group; D010506:Periodicals as Topic
D001241:Aspirin; D011431:Dextropropoxyphene