title: Absolute risk reductions in paper on flexible sigmoidoscopy.
authors.affiliation: International Atomic Energy Agency, Vienna 1040, Austria.
authors.forename: John
authors.initials: J
authors.lastname: Doherty
mesh_terms: D015179:Colorectal Neoplasms; D006801:Humans; D061366:Numbers Needed To Treat; D010209:Paper; D012812:Sigmoidoscopy