1. Microbiology Department, Faculty of Medicine, Kermanshah University of Medical Sciences, Shirudi blvd., Parastar blvd, Postal code: 6714869914, Kermanshah, Iran
2. Antimicrobial Resistance Research Center and Department of Medical Microbiology, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
3. Department of Biostatistics, Social Development and Health Promotion Research Center Kermanshah University of Medical Sciences, Kermanshah, Iran