1. Changing patterns of asthma hospitalization among children 1979 to 1987;Gergen, P.J.; Weiss, K.B.;AMA,1990
2. Variations in asthma hospitalizations and deaths in New York City;Carr, W.; Zeitel, L.; Weiss, K.;Am _T Public Health,1992
3. Trends in rates of admission to hospital and death from asthma among children and young adults in Canada during the 1980s;Wilkins, K.; Mao, Y.;Can Med AssocJ_,1993
4. International trends in hospital admission rates for asthma;Mitchell, E.A.;Arch Dis Child,1985
5. Increase in hospitalization for childhood asthma: trends in referral, severity, and readmissions from 1970 to 1985 in a health region of the United Kingdom;Anderson, H.R.;Thorax,1989