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文献信息
Norethindrone EnanthateMenstrual CycleOral ContraceptivesClinical ExperienceIntrauterine Contraceptive DevicesNorethisterone EnanthateIntermenstrual BleedingPatients under TreatmentAnovulatory CyclesBilateral OvarianSperm PenetrationSubstantial ChangesLactating WomenCervical MucusContraceptive UsePopulation GrowthFailure RateContraceptiveLactationProgestogen
vol.26 (1981)
vol.14 (1968)
vol.13 (1967)
vol.6 (1960)