1. Department of MPH, Shiraz University of Medical Sciences, Shiraz, Iran
2. Shiraz University of Medical Sciences, Shiraz, Iran
3. Oral and Dental Disease Research Center, Department of Operative Dentistry, School of Dentistry, Shiraz University of Medical Sciences, Shiraz, Iran
4. Non-Communicable Disease Research Center, Shiraz University of Medical Sciences, Shiraz, Iran
5. Liver, Pancreatic and Biliary Diseases Research Center, Digestive Disease Research Institute, Tehran University of Medical Sciences, Tehran, Iran