1. Department of Obstetrics and Gynecology, Hualien Tzu Chi Hospital, Hualien, Taiwan.
2. School of Medicine, Tzu Chi University, Hualien, Taiwan.
3. Department of Emergency Medicine, Taipei Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, New Taipei City, Taiwan.
4. Minimally Invasive Gynecology Surgery Center, Hualien Tzu Chi Hospital, Hualien, Taiwan.