Editorial: Epidemiological aspects of choriocarcinoma.
D000017:ABO Blood-Group System; D000328:Adult; D000367:Age Factors; D001210:Asia, Southeastern; D002822:Choriocarcinoma / Q000453:epidemiology / Q000209:etiology*; D005260:Female; D006801:Humans; D006828:Hydatidiform Mole / Q000453:epidemiology; D009549:Nigeria; D010920:Placenta; D011247:Pregnancy
D000017:ABO Blood-Group System