S M Kerry1, J M Bland. Show Affiliations » 1. Division of General Practice and Primary Care, St George's Hospital Medical School, London.
Abstract
Mesh: See more » Cluster AnalysisRandomized Controlled Trials as Topic
Year: 1998 PMID: 9451271 PMCID: PMC2665333 DOI: 10.1136/bmj.316.7124.54
Source DB: PubMed Journal: BMJ ISSN: 0959-8138