1. Department of Ultrasound Diagnosis Center, Shaanxi Provincial People’s Hospital, Xi’an, 710068, China
2. Department of Obstetrics and Gynecology, Shaanxi Provincial People’s Hospital, Xi’an, 710068, China
3. General Practitioner, Student Research Committee, Faculty of Medicine, Kashan University of Medical Sciences, Kashan, Iran
4. Alborz University of Medical Sciences, Karaj, Iran
5. Department of Chemistry, Payame Noor University, P.O. Box 19395-4697, Tehran, Iran
6. Mechanical Engineering Department, Bu-Ali Sina University, Hamedan, Iran