title: [Regional registration study of trophoblastic disease in Japan].
authors.forename: S
authors.initials: S
authors.lastname: Takeuchi
authors.forename: N
authors.initials: N
authors.lastname: Obata
mesh_terms: D005260:Female; D006801:Humans; D006828:Hydatidiform Mole / Q000453:epidemiology; D007564:Japan; D011247:Pregnancy; D012042:Registries; D014328:Trophoblastic Neoplasms / Q000453:epidemiology*; D014594:Uterine Neoplasms / Q000453:epidemiology*