Goisis, M Block of gonadotropic activity with a long-acting estroprogestogen. [electronic resource] - Atti della Accademia medica lombarda 1975 - 99-106 p. digital Publication Type: Journal Article ISSN: 0001-4427 Subjects--Topical Terms: AdolescentAdultCervix Mucus--drug effectsDelayed-Action PreparationsDrug EvaluationEstradiol--pharmacologyFemaleHumansLuteinizing Hormone--urineMedroxyprogesterone--analogs & derivativesMenstruation--drug effectsOvulation--drug effects