Authors: E Kapiteijn; C A Marijnen; I D Nagtegaal; H Putter; W H Steup; T Wiggers; H J Rutten; L Pahlman; B Glimelius; J H van Krieken; J W Leer; C J van de Velde Journal: N Engl J Med Date: 2001-08-30 Impact factor: 91.245
Authors: P Hermanek; P Hermanek; W Hohenberger; M Klimpfinger; F Köckerling; T Papadopoulos Journal: Int J Colorectal Dis Date: 2003-02-14 Impact factor: 2.571
Authors: Joerg-Peter Ritz; Kai S Lehmann; Christoph Reissfelder; Thomas Albrecht; Bernd Frericks; Urte Zurbuchen; Heinz J Buhr Journal: Int J Colorectal Dis Date: 2005-05-05 Impact factor: 2.571