Hata Toshiyuki, Koyanagi Aya, Yamanishi Tomomi, Bouno Saori, Takayoshi Riko, Miyake Takahito
Department of Obstetrics and Gynecology, Miyake Clinic, Okayama, Japan.
Department of Perinatology and Gynecology, Kagawa University Graduate School of Medicine, Kagawa, Japan.
J Perinat Med. 2020 Feb 25;48(2):184-188. doi: 10.1515/jpm-2019-0411.