WHO recommended measures for persons undertaking international travel from areas affected by severe acute respiratory syndrome (SARS).
D000401:Aircraft; D002681:China / Q000453:epidemiology; D016358:Contact Tracing; D004196:Disease Outbreaks; D006723:Hong Kong / Q000453:epidemiology; D006801:Humans; D045169:Severe Acute Respiratory Syndrome / Q000453:epidemiology*; D014195:Travel; D014944:World Health Organization