Abraham, G E Effect of a combination of norethynodrel and mestranol on plasma luteinizing hormone in normal women. [electronic resource] - American journal of obstetrics and gynecology Aug 1969 - 1038-42 p. digital Publication Type: Journal Article ISSN: 0002-9378 Standard No.: 10.1016/0002-9378(69)90699-1 doi Subjects--Topical Terms: AdultFemaleHumansLuteinizing Hormone--bloodMenstruationMestranol--pharmacologyNorethynodrel--pharmacologyRadioimmunoassayStimulation, Chemical