| Institution: | 1. Department of Obstetrics and Gynecology, Institute of Women's Life Medical Science, Yonsei University College of Medicine, Yonsei University Health system, Seoul, Korea;2. Department of Pathology, University of Ulsan College of Medicine, Seoul, Korea;3. Department of Pathology, Sungkyunkwan University School of Medicine, Seoul, Korea;4. Department of Biomedical Technology, Kangwon National University College of Biomedical Science, Chuncheon, Korea;5. Department of Obstetrics and Gynecology, Seoul National University College of Medicine, Seoul, Korea |
