No abstract available
MeSH terms
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Adolescent
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Child
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Environmental Monitoring / standards*
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Epidemiological Monitoring
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Female
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Humans
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Male
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Organizational Objectives*
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Preventive Health Services / organization & administration*
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Preventive Health Services / trends
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Russia / epidemiology
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Sanitation / standards*
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Sexually Transmitted Diseases / epidemiology
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Sexually Transmitted Diseases / prevention & control*