Benhidjeb Tahar, Witzel Kai, Burghardt Jens, Bärlehner Eckhard, Stark Michael, Mann Oliver
Department of General, Visceral and Thoracic Surgery, University Medical Center Hamburg-Eppendorf, Hamburg, Germany,
Surg Endosc. 2010 Aug 24. doi: 10.1007/s00464-010-1290-9.