1. Department of General and Visceral Surgery, Freudenstadt University Hospital, Freudenstadt, Germany.
2. Department of Pathology, United Arab Emirates University, Al Ain, UAE.
3. Department of Physiology, United Arab Emirates University, Al Ain, UAE.
4. PAK Research Center, Melbourne, Australia.
5. Mohammed Bin Rashid University of Medicine and Health Sciences, Dubai, UAE.