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Abstract
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Keywords:
AdolescentsAge FactorsAsiaBehaviorChinaContraceptionContraceptive UsageDemographic FactorsDeveloping CountriesEastern AsiaEducationFamily And HouseholdFamily CharacteristicsFamily PlanningFamily SizeFamily Size, IdealMarriageMarriage AgeMarriage PatternsNuptialityPopulationPopulation CharacteristicsPopulation EducationPremarital Sex BehaviorSampling StudiesSex BehaviorStudiesSurveysYouth