Winter croup and bedroom temperatures.
D000368:Aged; D001315:Australia; D001991:Bronchitis / Q000209:etiology; D002675:Child, Preschool; D005260:Female; D006361:Heating; D006801:Humans; D007827:Laryngitis / Q000453:epidemiology / Q000209:etiology*; D012621:Seasons; D013696:Temperature