1. Student Research Committee Mazandaran University of Medical Science Sari Iran
2. Toxoplasmosis Research Center, Department of Parasitology, School of Medicine Mazandaran University of Medical Sciences Sari Iran
3. Department of Medical Parasitology and Mycology, School of Public Health Tehran University of Medical Sciences Tehran Iran
4. Department of Microbiology and Immunology, School of Medicine Iranshahr University of Medical Sciences Iranshahr Iran