title: PITUITARY GONADOTROPHIN AND DIZYGOTIC TWINNING.
mesh_terms: D004967:Estrogens; D005260:Female; D005640:Follicle Stimulating Hormone; D006801:Humans; D007246:Infertility; D007247:Infertility, Female; D007986:Luteinizing Hormone; D010827:Physiology; D011247:Pregnancy; D011276:Pregnanediol; D014427:Twins; D014556:Urine
chemical_list: D004967:Estrogens; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone; D011276:Pregnanediol
keywords: ESTROGENS; FSH; LH; PHYSIOLOGY; PREGNANCY; PREGNANEDIOL; STERILITY, FEMALE; TWINS; URINE