1. Department of Obstetrics and Gynecology, College of Korean Medicine, Ga-Chon University, Seongnam-si 13120, Republic of Korea
2. Department of Korean Medicine Obstetrics and Gynecology, Pusan National University Korean Medicine Hospital, Yangsan-si 50612, Republic of Korea
3. Department of Korean Medicine Obstetrics and Gynecology, School of Korean Medicine, Pusan National University, Yangsan-si 50612, Republic of Korea
4. Department of Policy Development, National Institute of Korean Medicine Development, Seoul 04554, Republic of Korea
5. Research Institute of Nursing Science, Pusan National University, Yangsan-si 50612, Republic of Korea