1. US Congress, House of Representatives, Committee on Government Operations. Occupational illness data collection: fragmented, unreliable, and seventy years behind communicable disease surveillance. Washington, DC: US Congress, 1984; report 98-1444
2. The epidemiology and natural history of asthma;Bonner;Clin Chest Med,1984
3. Worldwide differences in asthma prevalence and mortality: why is asthma mortality so low in the USA?;Woolcock;Chest,1986
4. Occupational asthma;Chan-Yeung;Am Rev Respir Dis,1986
5. Dust exposure as a risk factor for chronic respiratory symptoms;Korn;Clin Res,1985