Affiliation: | 1. BelPrime Clinic, Belgrade, Serbia;2. SESA University, Ponte Nova, Brazil;3. First Surgical Clinic, University of Belgrade, Belgrade, Serbia;4. Faculty of Medicine, University of Belgrade, Belgrade, Serbia;5. Institute of Medical Statistics and Informatics, University of Belgrade, Belgrade, Serbia;6. Colorectal Disease Institute, Bangkok Hospital, Phuket, Thailand |