Endocrine studies of lactation amenorrhea.
D000568:Amenorrhea / Q000652:urine*; D001826:Body Fluids; D005260:Female; D005831:Genital Diseases, Female; D006062:Gonadotropins / Q000652:urine*; D006801:Humans; D007774:Lactation
D006062:Gonadotropins
AMENORRHEA/urine; GONADOTROPINS/urine