A G Johnson, J M Dixon. Show Affiliations »
Abstract
Mesh: See more » HumansOutcome Assessment, Health CareRandomized Controlled Trials as TopicSelection BiasSurgical Procedures, Operative
Year: 1997 PMID: 9099111 PMCID: PMC2126365 DOI: 10.1136/bmj.314.7085.916
Source DB: PubMed Journal: BMJ ISSN: 0959-8138