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The hormonal ring. A new contraceptive gains acceptance
Summary
No abstract available in PubMed .
Keywords:
AmericasBrazilCaribbeanClinical ResearchComparative StudiesContraceptionContraceptive Agents, FemaleContraceptive MethodsContraceptive UsageDemographic FactorsDeveloped CountriesDeveloping CountriesDominican RepublicEconomic FactorsFamily PlanningFertilityMethod AcceptabilityNorth AmericaOral ContraceptivesPopulationPopulation DynamicsReproductive BehaviorResearch And DevelopmentResearch MethodologySouth AmericaStudiesTechnologyVaginal Rings