Department of Obstetrics and Gynaecology, Faculty of Medicine Ramathibodi Hospital, Mahidol University, Bangkok, 10400, Thailand. Reproductive Endocrinology and Infertility Unit, Department of Obstetrics and Gynaecology, Faculty of Medicine Ramathidodi Hospital, Mahidol University, Praram 6 Rd., Phayatai, Bangkok, 10400, Thailand. Gynecologic Oncology Unit, Department of Obstetrics and Gynaecology, Faculty of Medicine Ramathidodi Hospital, Mahidol University, Bangkok, 10400, Thailand. Department of Anesthesiology, Faculty of Medicine Ramathidodi Hospital, Mahidol University, Bangkok, 10400, Thailand. Department of Pathology, Faculty of Medicine Ramathibodi Hospital, Mahidol University, Bangkok, 10400, Thailand. ASEAN Institute for Health Development, Mahidol University, Nakorn Pathom, 73170, Thailand. Reproductive Endocrinology and Infertility Unit, Department of Obstetrics and Gynaecology, Faculty of Medicine Ramathidodi Hospital, Mahidol University, Praram 6 Rd., Phayatai, Bangkok, 10400, Thailand. areepan.sop@mahidol.ac.th.