K J Rothman. Show Affiliations »
Abstract
Mesh: See more » CausalityClinical Trials as Topic/statistics & numerical dataConfounding Factors, EpidemiologicEpidemiologic MethodsRandom Allocation
Year: 1990 PMID: 2090277 DOI: 10.1097/00001648-199011000-00001
Source DB: PubMed Journal: Epidemiology ISSN: 1044-3983 Impact factor: 4.822