title: Urinary excretion of non-conjugated oestrogens during the menstrual cycle.
mesh_terms: D000328:Adult; D004967:Estrogens / Q000097:blood / Q000652:urine*; D005260:Female; D006801:Humans; D008598:Menstruation; D011863:Radioimmunoassay; D013997:Time Factors
chemical_list: D004967:Estrogens