title: [Colorectal cancer screening: a new strategy for the demonstration of occult intestinal bleeding]
abstract: The topic of colorectal cancer screening is discussed with special emphasis on its history and improvement of its methodology. The author's own results are evaluated in terms of international data published in literature in order to put forward his proposals for a new strategy. The devastating power and endemic character of colorectal cancers is stressed and the development of screening activities is recommended to accomplish within the frame of the complex health service.
authors.affiliation: National Institute of Oncology, Budapest, H-1122, Hungary. jtimar@oncol.hu
authors.forename: Szabolcs
authors.initials: S
authors.lastname: Ottó
vernacular_title: A vastag- és végbélrák szûrése: a rejtett bélvérzés kimutatásának új stratégiája.