1. Asthma in New Zealand;Grant, I.W.B.;Br Med J,1983
2. Mortality from asthma: a new epidemic in New Zealand;Jackson, R.T.; Beaglehole, R.; Rea, H.H.; Sutherland, D.C.,1982
3. Has the change to beta-agonists combined with oral theophylline increased cases of fatal asthma?;Wilson, J.D.; Sutherland, D.C.; Thomas, A.C.;Lancet,1981