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Abstract
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Keywords:
AfricaBehaviorCancerCommerceDemographic FactorsDeveloping CountriesDiseasesEconomic FactorsMacroeconomic FactorsMarketingMeasurementNeoplasmsPopulationPopulation CharacteristicsPrevalencePromotionResearch MethodologyRural PopulationSalesSex FactorsSmoking--changesSmoking--menSmoking--womenSocial BehaviorUrban Population