D F Marshall. Show Affiliations »
Abstract
Mesh: See more » Conflict of InterestPeriodicals as Topic/standardsWriting
Year: 1998 PMID: 9685295 PMCID: PMC1113644 DOI: 10.1136/bmj.317.7154.351
Source DB: PubMed Journal: BMJ ISSN: 0959-8138