1. Occupational asthma-time for prevention;Nordman, H.;ScandJ Work Environ Health,1994
2. Occupational asthma in Finland;Keskinen, H.; Alanko, K.; Saarinen, L.;Clin Allergy,1978
3. A preliminary report of a surveillance scheme of occupational asthma in the West Midlands;Gannon, P.F.G.; Burge, P.S.;BrJ Ind Med,1991
4. Occupational respiratory disease in the United Kingdom 1989: a report to the British Thoracic Society and the Society of Occupational Medicine by the SWORD project group;Meredith, S.K.; Taylor, V.M.; McDonald, J.C.;BrJ Ind Med,1991
5. Reported incidence of occupational asthma in the United Kingdom, 1989-90;Meredith, S.;J Epidemiol Community Health,1993