1. Department of Infertility and Reproductive Medicine Taiwan IVF Group Center Hsinchu City Taiwan
2. Department of Fertility and Reproductive Medicine Ton‐Yen General Hospital Hsinchu City Taiwan
3. Assisted Reproductive Technology Unit, Department of Obstetrics and Gynaecology, Faculty of Medicine The Chinese University of Hong Kong Shatin Hong Kong
4. Department of Surgery Mackay Memorial Hospital Hsinchu City Taiwan