No abstract available
MeSH terms
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Adult
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Coinfection / diagnosis*
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HIV Infections / diagnosis*
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Homosexuality, Male*
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Humans
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Male
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Meningococcal Infections / diagnosis*
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Neisseria meningitidis, Serogroup B / isolation & purification*
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Proctitis / diagnosis
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Proctitis / microbiology*
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Syphilis / diagnosis*