G D Smith1, A N Phillips. Show Affiliations » 1. Department of Public Health, University of Glasgow.
Abstract
Mesh: See more » Confounding Factors, EpidemiologicEpidemiologic MethodsFemaleHumans
Year: 1992 PMID: 1298234 PMCID: PMC1883392 DOI: 10.1136/bmj.305.6856.757
Source DB: PubMed Journal: BMJ ISSN: 0959-8138