1. State of the art: asbestos-related diseases of the lung and other organs: their epidemiology and implications for clinical practice;Becklake, M.R.;Am Rev Respir Dis,1976
2. Hillerdal 0, N6u E. Radiologically visible pleural plaques in a one-year material from a health survey in 1976;Hillerdal, G.;Europ J Respir Dis
3. UICC/Cincinatti classification of the radiographic appearances of pneumoconioses;Chest,1970
4. Pleural plaques in a health survey material. Frequency, development and exposure to asbestos;Hillerdal, G.;Scand J Respir Dis,1978
5. Changing attitudes to the diagnosis of asbestos disease;Mackenzie, F.A.F.; Harries, P.G.;J Ro ^ Nav Med Serv,1970