[Amenorrhea. Review and classification of 61 cases].
D000568:Amenorrhea / Q000209:etiology*; D005260:Female; D005831:Genital Diseases, Female / Q000150:complications*; D005833:Genital Neoplasms, Female / Q000150:complications*; D005836:Genitalia, Female / Q000002:abnormalities*; D006801:Humans
Amenorrea. Revision y clasificación de 61 casos.