1. Mehmet Zeki Buldanli:
Department of General Surgery, Gulhane Training and Research Hospital, University of Health Sciences,Ankara,Turkey
2. Nuray Colapkulu:
Department of General Surgery, Goztepe Training and Research Hospital, Istanbul Medeniyet University,Istanbul,Turkey
3. Oktay Yener:
Department of General Surgery, Goztepe Training and Research Hospital, Istanbul Medeniyet University,Istanbul,Turkey
4. Ibrahim Ali Ozemir:
Department of General Surgery, Goztepe Training and Research Hospital, Istanbul Medeniyet University,Istanbul,Turkey