No abstract available
MeSH terms
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Adult
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Anti-Bacterial Agents / therapeutic use
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Chancre / diagnosis*
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Chancre / drug therapy
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Follow-Up Studies
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Homosexuality, Male*
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Humans
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Laryngoscopy / methods
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Male
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Pharyngeal Diseases / diagnosis*
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Pharyngeal Diseases / drug therapy
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Polymerase Chain Reaction / methods
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Proctoscopy / methods
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Rectal Diseases / diagnosis*
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Rectal Diseases / drug therapy
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Sampling Studies
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Treponema pallidum / isolation & purification*