1Department of Reproductive Medicine, Shengjing Hospital Affiliated to China Medical University, Shenyang City, Liaoning Province, China
2Department of Radiology, Shenyang 242 Hospital, Shenyang City, Liaoning Province, China
*Corresponding Author:
Jichun Tan, Department of Reproductive Medicine, Shengjing Hospital Affiliated to China Medical University, Shenyang City, Liaoning Province, China, Tel: 18940251868 Email: