著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Isao Okayasu and Hatsumi Kuroiwa and Kanako Shinkawa and Kaori Hayashi and Seiichi Sato and Noboru Iwata and Ryo Sekizaki and Kazuyuki Umeda and Hiromitsu Ohnishi,Higher prostaglandin E-major urinary metabolite levels in male versus female students and a small decrease during the menstrual cycle,The Kitasato medical journal,13498568,Sagamihara : Kitasato Medical Society,2022-09,52,2,81-89,https://cir.nii.ac.jp/crid/1520575263311068032,