1. Clinical Research Development Center, Imam Khomeini and Dr. Mohammad Kermanshahi and Farabi Hospitals, Kermanshah University of Medical Sciences, Kermanshah, Iran
2. College of Medicine, University of Garmian, Kalar, Iraq
3. Infectious Disease and Tropical Medicine Center, Health Research Institute, Babol University of Medical Sciences, Babol, Iran
4. Research Center for Environmental Determinants of Health (RCEDH), Health Institute, Kermanshah University of Medical Sciences, Kermanshah, Iran