Baseline risk for asthma deaths.
Pearce
N
N
Beasley
R
R
Crane
J
J
Burgess
C
C
D001249:Asthma / Q000188:drug therapy / Q000401:mortality*; D015986:Confounding Factors, Epidemiologic; D005280:Fenoterol / Q000627:therapeutic use*; D006801:Humans; D012720:Severity of Illness Index
D005280:Fenoterol