Therese A Stukel, Elliott S Fisher, David E Wennberg. Show Affiliations »
Abstract
Mesh: See more » Models, StatisticalObservationQualitative ResearchRandomized Controlled Trials as TopicResearch DesignSelection BiasTreatment Outcome
Year: 2007 PMID: 17507343 DOI: 10.1001/jama.297.19.2078-b
Source DB: PubMed Journal: JAMA ISSN: 0098-7484 Impact factor: 56.272