James Penston. Show Affiliations »
Abstract
Mesh: See more » Clinical Trials as Topic/standardsEditorial PoliciesPeriodicals as Topic/standards
Year: 2005 PMID: 15718555 PMCID: PMC549153 DOI: 10.1136/bmj.330.7488.421-b
Source DB: PubMed Journal: BMJ ISSN: 0959-8138