Authors
Vladimir Milosavljevic
General Hospital Stefan Visoki, Smederevska Palanka, Serbia
Nikola Grubor
Clinic for Digestive Surgery of the CCS- First Surgical Clinic, Belgrade, Serbia
Boris Tadic
Clinic for Digestive Surgery of the CCS- First Surgical Clinic, Belgrade, Serbia
Djordje Knezevic
Clinic for Digestive Surgery of the CCS- First Surgical Clinic, Belgrade, Serbia
Andja M Cirkovic
Institute of Dependent Statistics and Informatics, Faculty of Medicine, University of Belgrade, Belgrade
Vesna Milicic
Institute for Orthopedic Surgery Banjica, Belgrade, Serbia
Masa Znidarsic
Faculty of Medicine, University of Belgrade, Belgrade, Serbia
Slavko Matic
Clinic for Digestive Surgery of the CCS- First Surgical Clinic, Belgrade, Serbia