1. Fenoterol, asthma deaths, and asthma severity: confounding or confusion?;Pearce, N.; Burgess, C.; Crane, J.; Beasley, R.;Thorax,1997
2. Fenoterol, asthma deaths, and asthma severity: confounding or confusion?;Garrett, J.E.; Lanes, S.; Rea, H.H.; Kolbe, J.;Thorax,1997
3. For debate: asthma in New Zealand;Grant, I.W.B.;BMJ,1983
4. For debate: asthma in New Zealand;Grant, I.W.B.;NZ Med J,1983
5. Asthma in New Zealand;Grant, I.W.B.;BMJ,1983