1. Departments of Thoracic Surgery, Cardio-Thoracic Surgery and Transplant Research Center, Emam Reza Hospital, Faculty of Medicine, Mashhad University of Medical Sciences
2. Departments of Heart Surgery, Cardio-Thoracic Surgery and Transplant Research Center, Emam Reza Hospital, Faculty of Medicine, Mashhad University of Medical Sciences
3. Departments of Community Medicine, Mashhad University of Medical Sciences
4. Departments of Medical Science, Mashhad University of Medical Sciences
5. Department of General Surgery, Cardio-Thoracic Surgery and Transplant Research Center, Emam Reza Hospital, Faculty of Medicine, Mashhad University of Medical Sciences