Emergency hospital visits for asthma.
Johnson
P
P
Sutherland
A
A
Johnston
I
I
Hall
I
I
D001249:Asthma / Q000628:therapy*; D004632:Emergency Medical Services / Q000706:statistics & numerical data*; D006801:Humans; D011320:Primary Health Care / Q000706:statistics & numerical data*; D006113:United Kingdom