No abstract available
MeSH terms
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Adolescent
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Adult
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Altitude
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Antibodies / analysis*
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Arboviruses / immunology*
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Clostridium tetani / immunology*
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Colombia
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Geography
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Hemagglutination Inhibition Tests
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Humans
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Immunodiffusion
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Male
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Military Personnel*
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Neutralization Tests
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Orthomyxoviridae / immunology*
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Poliovirus / immunology*
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Serologic Tests
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Treponema / immunology*
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Vaccination