Seasonal patterns of respiratory syncytial virus infection in Hong Kong: a preliminary report.
D002648:Child; D002675:Child, Preschool; D006723:Hong Kong; D006801:Humans; D007223:Infant; D012136:Respiratory Syncytial Viruses; D012141:Respiratory Tract Infections / Q000453:epidemiology*; D010253:Respirovirus Infections / Q000453:epidemiology*; D012621:Seasons