D R Waud. Show Affiliations »
Abstract
Mesh: See more » Advertising/standardsCongresses as TopicDrug IndustryEducation, Medical, Continuing/economicsEthics, MedicalUnited States
Year: 1992 PMID: 1620175 DOI: 10.1056/NEJM199207303270511
Source DB: PubMed Journal: N Engl J Med ISSN: 0028-4793 Impact factor: 91.245