1. Department of Obstetrics and Gynecology, Faculty of Medicine, Prince of Songkla University, Songkhla, Thailand
2. Department of Pathology, Faculty of Medicine, Prince of Songkla University, Songkhla, Thailand
3. Department of Surgery, Faculty of Medicine, Prince of Songkla University, Songkhla, Thailand
4. Department of Research and Medical Innovation, Faculty of Medicine Vajira Hospital, Navamindradhiraj University, Bangkok, Thailand