Contraceptive Agents, FemaleMedroxyprogesterone AcetateContraceptive AgentsMedroxyprogesteroneNorethindroneContraceptives, OralInjectionsFamily Planning ServicesContraceptives, Oral, CombinedDelayed-Action PreparationsEthiopiaContraceptives, Oral, HormonalLost to Follow-UpInjections, IntramuscularContraceptives, Oral, SyntheticContraceptive DevicesContraceptionRural PopulationContraceptive Devices, FemaleContraception BehaviorContraceptive Agents, MaleIntrauterine DevicesEthinyl EstradiolDesogestrelNorgestrelLevonorgestrelContraceptives, PostcoitalMestranolVaccines, ContraceptivePregnancy, UnplannedSterilization, ReproductivePregnancy, UnwantedSpermatocidal AgentsContraception, PostcoitalNorethynodrelMenstruationIntrauterine Devices, CopperPregnancyEthynodiol DiacetateContraception, ImmunologicAbortion, InducedNorpregnenesProgestinsEthinyl Estradiol-Norgestrel CombinationSynthetic BiologyContraceptives, Oral, SequentialContraceptives, Postcoital, HormonalSterilization, TubalGenes, SyntheticProgesterone CongenersAndrostenesMenstrual CycleParityIntrauterine Devices, MedicatedHealth Knowledge, Attitudes, PracticeContraceptive Devices, MaleMegestrolPregnancy in AdolescenceContraceptives, Postcoital, SyntheticMenstruation DisturbancesDrug Implants