title: [THE ONSET OF LABOR AND ITS HORMONAL CONTROL. OXYTOCIC ACTION OF 17-BETA-ESTRADIOL AND THE INHIBITING EFFECT OF PROGESTERONE].
mesh_terms: D001774:Blood Chemical Analysis; D001826:Body Fluids; D004958:Estradiol; D004964:Estriol; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D010120:Oxytocics; D010121:Oxytocin; D010827:Physiology; D011247:Pregnancy; D011374:Progesterone; D014556:Urine
chemical_list: D010120:Oxytocics; D011374:Progesterone; D004958:Estradiol; D010121:Oxytocin; D004964:Estriol
keywords: BLOOD CHEMICAL ANALYSIS; ESTRADIOL; ESTRIOL; LABOR; OXYTOCIN; PHYSIOLOGY; PREGNANCY; PROGESTERONE; URINE
vernacular_title: LA INICIACI'ON DEL TRABAJO DE PARTO Y SU CONTROL HORMONAL. ACCI'ON OCIT'OCICA DEL 17-BETA-ESTRADIOL Y EFECTO INHIBIDOR DE LA PROGESTERONA.