Swine flu infection among medical students: an issue of concern.
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D003428:Cross Infection / Q000517:prevention & control; D006784:Hospitals, Teaching; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype / Q000302:isolation & purification*; D007251:Influenza, Human / Q000453:epidemiology* / Q000635:transmission / Q000821:virology; D015995:Prevalence; D013337:Students, Medical; D013785:Thailand