1. Cancer Research Center, Cancer Institute Tehran University of Medical Sciences Tehran Iran
2. Health Sciences Unit, Faculty of Social Sciences Tampere University Tampere Finland
3. Metabolic Disorders Research Center Golestan University of Medical Sciences Gorgan Iran
4. Physiology Research Center Institute of Neuropharmacology, Kerman University of Medical Sciences Kerman Iran
5. Clinical Research Development Center The Persian Gulf Martyrs, Bushehr University of Medical Science Bushehr Iran
6. Department of Public Health, School of Public Health Bushehr University of Medical Science Bushehr Iran
7. Pathology and Stem Cell Research Center Kerman University of Medical Sciences Kerman Iran
8. Social Development and Health Promotion Research Center Kermanshah University of Medical Sciences Kermanshah Iran
9. Health Promotion Research Center Zahedan University of Medical Sciences Zahedan Iran
10. Department of Medical and Surgical Sciences University of Bologna Bologna Italy
11. International Agency for Research on Cancer Lyon France
12. Gastrointestinal Cancer Research Center, Non‐Communicable Diseases Institute Mazandaran University of Medical Sciences Sari Iran
13. National Research Institute of Tuberculosis and Lung Diseases Shahid Beheshti University of Medical Sciences Tehran Iran
14. Social Determinants of Health Research Center Institute for Futures Studies in Health Kerman Iran
15. Regional Knowledge HUB for HIV/AIDS Surveillance, Research Centre for Modelling in Health, Institute for Future Studies in Health Kerman University of Medical Sciences Kerman Iran
16. Colorectal Research Center Shiraz University of Medical Sciences Shiraz Iran
17. Tobacco and Health Research Center Hormozgan University of Medical Sciences Bandar Abbas Iran
18. Cancer Research Center Mashhad University of Medical Sciences Mashhad Iran
19. Hematology Research Center Shiraz University of Medical Science Fars Iran
20. Neuroscience Research Center, Institute of Neuropharmacology Kerman University of Medical Sciences Kerman Iran
21. Research Center for Environmental Determinants of Health Kermanshah University of Medical Sciences Kermanshah Iran
22. Liver and Pancreatobiliary Diseases Research Center, Digestive Diseases Research Institute Tehran University of Medical Sciences Tehran Iran
23. Finnish Cancer Registry—Institute for Statistical and Epidemiological Cancer Research Helsinki Finland
24. Metabolic Epidemiology Branch, Division of Cancer Epidemiology and Genetics National Cancer Institute Bethesda Maryland USA
25. Stony Brook Cancer Center Stony Brook University Stony Brook New York USA
26. Digestive Oncology Research Center, Digestive Diseases Research Institute, Shariati Hospital Tehran University of Medical Sciences Tehran Iran
27. Iranian National Center for Addiction Studies (INCAS) Tehran University of Medical Sciences Tehran Iran
28. Department of Biology, School of Computer, Mathematical, and Natural Sciences Morgan State University Baltimore Maryland USA
29. Cancer Biology Research Center, Cancer Institute Tehran University of Medical Sciences Tehran Iran