1. International trends in hospital admission rates for asthrna;Mitchell, E.A.;Arch Dis Child,1985
2. International trends in asthma mortality, 1970-1985;Jackson, R.T.; Sears, M.R.; Beaglehole, R.; Rea, H.H.;Chest,1988
3. Asthma mortality in England and Wales: evidence for a further increase;Burney, P.G.J.;Lancet,1974
4. Mortality from asthma;Sly, R.M.;J Allergy Clin Immunol,1988
5. Deaths from asthma in New Zealand;Sears, M.R.; Rea, H.H.; Fenwick, J.;Arch Dis Child,1986