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文献信息
Norethindrone EnanthateClinical ExperienceMenstrual CycleIntrauterine Contraceptive DevicesNorethisterone EnanthateIntermenstrual BleedingPatients under TreatmentAnovulatory CyclesContraceptive AgentsBilateral OvarianSperm PenetrationContraceptive MethodsSubstantial ChangesLactating WomenCervical MucusOral ContraceptivesContraceptive UsePopulation GrowthSigns and SymptomsFamily Planning
vol.26 (1981)
vol.14 (1968)
vol.13 (1967)
vol.6 (1960)