George Davey Smith. Show Affiliations »
Abstract
Mesh: See more » CausalityEpidemiologic Research DesignEpidemiology/educationEpidemiology/standardsPeriodicals as Topic/standardsPublishingRandomized Controlled Trials as Topic
Year: 2004 PMID: 15254982 DOI: 10.1093/ije/dyh233
Source DB: PubMed Journal: Int J Epidemiol ISSN: 0300-5771 Impact factor: 7.196