J N Rao, J D Middleton. Show Affiliations »
Abstract
Mesh: See more » Clinical Trials as TopicResearch DesignReview Literature as Topic
Year: 1996 PMID: 8664696 PMCID: PMC2351309 DOI: 10.1136/bmj.312.7046.1610b
Source DB: PubMed Journal: BMJ ISSN: 0959-8138