M Datta1. Show Affiliations » 1. Epidemiology Unit, Tuberculosis Research Centre, Chetpet, Madras, India.
Abstract
Mesh: See more » Case-Control StudiesCausalityCohort StudiesConfounding Factors, EpidemiologicHumansMultivariate AnalysisRandom AllocationResearchResearch DesignRisk Factors
Year: 1993 PMID: 8101588 DOI: 10.1016/0140-6736(93)91478-5
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321