1. Worldwide differences in asthma prevalence and mortality;Woolcock;Chest,1986
2. Asthma deaths;Whitelab;Chest,1991
3. International trends in asthma mortality 1970 to 1985;Jackson;Chest,1988
4. Dynamique de la mortalité asthmatique en France: fluctuations saisonniéres et crise de mortalité en 1985-87;Cadet;Rev Epidem et Santé Publ,1994
5. Trends in rates of admission to hospital and death from asthma among children and young adults in Canada during the 1980s;Wilkins;Can Med Assoc J,1993