Effectiveness, benefit harm and cost effectiveness of colorectal cancer screening in Austria oleh Beate Jahn, Gaby Sroczynski, Marvin Bundo, Nikolai Mühlberger, Sibylle Puntscher, Jovan Todorovic, Ursula Rochau, Willi Oberaigner, Hendrik Koffijberg, Timo Fischer, Irmgard Schiller-Fruehwirth, Dietmar Öfner, Friedrich Renner, Michael Jonas, Monika Hackl, Monika Ferlitsch, Uwe Siebert, on behalf of the Austrian Colorectal Cancer Screening Model Group