Article
Environmental factors in inflammatory bowel disease: A co-twin control study of a Swedish-Danish twin population
28 Sept 2006
Abstract excerpt
BACKGROUND: Genetics and environmental factors are implicated in the etiology of inflammatory bowel disease (IBD). We studied environmental factors in a population-based Swedish-Danish twin cohort using the co-twin control method. SUBJECTS AND METHODS: A questionnaire was sent to 317 twin pairs regarding markers of exposures in the following areas: infections/colonization and diet as well as smoking,...
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