Affiliation: | a Department of Obstetrics and Gynecology, Kiang Wu Hospital, Macau, Republic of China b Division of Infertility Clinic, Lee Women’s Hospital, Taichung, Republic of China c Department of Obstetrics and Gynecology, Institute of Medicine of Chung Shan Medicine University, Taichung, Republic of China d PhD program, Institute of Medicine of Chung Shan Medicine University, Taichung, Republic of China e Department of Nursing, Central Taiwan University of Science and Technology, Taichung, Republic of China h Department of Medicine, China Medical University, Taichung, Republic of China f Department of Obstetrics and Gynecology, National Taiwan University Hospital, College of Medicine, National Taiwan University, Taipei, Republic of China g Department of Obstetrics and Gynecology, Taipei County Hospital, Sanchong, Taiwan, Republic of China |