1 Center for Reproductive Medicine, Department of Obstetrics and Gynecology, Shengjing Hospital of China Medical University, Shenyang 110004, China.
2 NuProbe, Shanghai 200433, China.
3 Urology Surgery of The Affiliated Reproductive Hospital of China Medical University and Liaoning Key Laboratory of Reproductive Health, Liaoning Research Institute of Family Planning (The Affiliated Reproductive Hospital of China Medical University), Shenyang 110031, China.
4 NHC Key Laboratory of Reproductive Health and Medical Genetics, China Medical University, Shenyang 110122, China.