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Abstract
No abstract available in PubMed .
Keywords:
AsiaChinaClinical ResearchContraceptionContraceptive Agents, Male--side effectsContraceptive Agents--side effectsDelivery Of Health CareDeveloping CountriesEastern AsiaEconomic FactorsEvaluationFamily PlanningHealthHealth ServicesMedicinePlants, MedicinalReproductive Control AgentsResearch And DevelopmentResearch MethodologyTechnology