E J Boyko. Show Affiliations »
Abstract
Entities: Disease
Mesh: See more » Colitis, Ulcerative/etiologyEpidemiologic MethodsHumansSmoking/adverse effects
Year: 1988 PMID: 3341369 DOI: 10.1093/oxfordjournals.aje.a114847
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897