Department of Surgery, Toxoplasmosis Research Center, Communicable Diseases Institute, Imam Khomeini Hospital, Mazandaran University of Medical Sciences, Sari, Iran. Department of Surgery, Imam Khomeini Hospital, Mazandaran University of Medical Sciences, Sari, Iran. Toxicology and Forensic Medicine Division, Toxoplasmosis Research Center, Communicable Diseases Institute, Imam Khomeini Hospital, Mazandaran University of Medical Sciences, Sari, Iran. Health Sciences Research Center, Addiction Institute, Mazandaran University of Medical Sciences, Sari, Iran. Department of Clinical Pharmacy, Faculty of Pharmacy, Mazandaran University of Medical Sciences, Sari, Iran. Pharmaceutical Research Center, Pharmaceutical Technology Institute, Mashhad University of Medical Sciences, Mashhad, Iran. Student Research Committee, Mazandaran University of Medical Sciences, Sari, Iran.