title: Flexible sigmoidoscopy screening for colorectal cancer.
authors.affiliation: Department of Clinical Epidemiology, Leibniz Institute for Prevention Research and Epidemiology-BIPS, Bremen, Germany haug@leibniz-bips.de.|Faculty of Human and Health Sciences, University of Bremen, Bremen, Germany.
authors.forename: Ulrike
authors.initials: U
authors.lastname: Haug
mesh_terms: D015179:Colorectal Neoplasms / Q000175:diagnosis*; D006801:Humans; D008403:Mass Screening; D009780:Occult Blood; D012812:Sigmoidoscopy