1. Student Research Committee; School of Medicine; Babol University of Medical Sciences; Babol Iran
2. Cancer Research Center; Health Research Institute; Babol University of Medical Sciences; Babol Iran
3. Vice-Chancellery for Health; Babol University of Medical Sciences; Babol Iran
4. Faculty of Medicine; Dentistry and Nursing; University of Glasgow; Glasgow UK
5. Gastrointestinal Cancer Research Center; Mazandaran University of Medical Sciences; Sari Iran
6. Department of Internal Medicine; Rohani Hospital; Babol University of Medical Sciences; Babol Iran
7. College of Medical, Veterinary & Life Sciences; University of Glasgow; Glasgow UK