Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Shima Eiri and Nishino Koji and Yachida Nozomi and Kurosawa Megumi and Tamura Ryo and Adachi Sosuke and Yoshihara Kosuke and Isobe Masanori and Sekine Masayuki and Umezu Hajime and Enomoto Takayuki,Yolk sac tumor in a postmenopausal woman arising from epithelial ovarian tumor: A case report,Japanese Journal of Gynecological Oncology,1347-8559,Japan Society of Gynecologic Oncology,2023-04-25,41,2,242-249,https://cir.nii.ac.jp/crid/1390015432009032448,https://doi.org/10.57291/jsgo.41.2_242