1. Department of Internal Medicine, Faculty of Medicine, Islamic Azad University, Mashhad Branch, Mashhad, Iran
2. Clinical Professor, Internist and Pulmonologist, Department of Internal Medicine, Medical School of Islamic Azad University, Mashhad Medical Sciences Branch, Mashhad, Iran
3. Resident in Cardiology, Department of Cardiology, Imam Reza Hospital, Mashhad University of Medical Sciences, Mashhad, Iran
4. Department of Parasitology, Mashhad University of Medical Sciences, Mashhad, Iran
5. Department of Physiology, Faculty of Biology, Islamic Azad University, Damghan, Iran