1. The relation between smoking habits and physique, respiratory symptoms, ventilatory function, and radiological pneumoconiosis amongst coal workers at three Scottish collieries;ASHFORD, J.R.; BROWN, S.; DUFFIELD, D.P.; SMrrH, C.S.; FAY, J.W.J.;Brit. J. prev. soc. Med,1961
2. The distribution of lung cancer and bronchitis in England and Wales;ASHLEY, D.J.B.;Brit. J. Cancer,1967
3. Lung cancer and chronic bronchitis in Wales;DAvES, H.D.;Brit. J. prev. soc. Med,1966
4. Mortality from Lung Cancer and Bronchitis in relation to Smoke and Sulphur Dioxide Concentration, Population Density and Social Index;BUCK, S.F.; BROWN, D.A.;Tobacco Research Council Research Paper,1964
5. Prognosis of coal-miners with cancer of the lung;GOLDMAN, K.P.;Thorax,1965