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Abstract
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Keywords:
AmericasAttitudeBehaviorContraceptionContraception ContinuationContraceptive Methods--side effectsCost Benefit AnalysisDemographic FactorsDeveloped CountriesEvaluationFamily PlanningMortalityNorth AmericaNorthern AmericaOral Contraceptives--side effectsPopulationPopulation DynamicsPsychological FactorsPublic OpinionQuantitative EvaluationResearch MethodologyResearch ReportSampling StudiesStudiesSurveysUnited StatesUse-effectiveness