Increase in asthma severity in the west.
Le
N O
NO
Hanson
R
R
Van Asperen
P
P
D001249:Asthma / Q000145:classification* / Q000453:epidemiology; D002675:Child, Preschool; D006760:Hospitalization / Q000639:trends*; D006801:Humans; D009517:New South Wales; D012720:Severity of Illness Index