S Saad1, D Schmischke, C Martin, T Schieren. 1. Department of General Surgery, Clinic Gummersbach, Academic Hospital University of Cologne, Gummersbach, Germany. stefansaad@aol.com
Authors: Mohammad Al-Haddad; Daniel McKenna; Jeff Ko; Stuart Sherman; Don J Selzer; Samer G Mattar; Thomas F Imperiale; Douglas K Rex; Attila Nakeeb; Seong Mok Jeong; Cynthia S Johnson; Lynetta J Freeman Journal: Surg Endosc Date: 2012-05-12 Impact factor: 4.584