[Four cases of embryonal carcinoma (Higuchi-Kato) of the ovary].
D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D009373:Neoplasms, Germ Cell and Embryonal / Q000473:pathology; D010051:Ovarian Neoplasms / Q000473:pathology* / Q000601:surgery; D013724:Teratoma / Q000473:pathology* / Q000601:surgery