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Abstract
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Keywords:
Acquired Immunodeficiency Syndrome--prevention and controlAdolescentsAge FactorsAmericasBrazilChild Health ServicesDelivery Of Health CareDemographic FactorsDeveloping CountriesDiseasesEconomic FactorsHealthHealth ServicesHiv Infections--prevention and controlLatin AmericaMaternal-child Health ServicesNeedsPopulationPopulation CharacteristicsPrimary Health CareSouth AmericaSummary ReportUrban PopulationViral DiseasesYouth