Concentrations of Radon-222 in Coal Mines in England and Scotland

[1]  K. Goldman.  MORTALITY OF COAL-MINERS FROM CARCINOMA OF THE LUNG , 1965, British journal of industrial medicine.

[2]  A. J. D. Villiers,et al.  Lung Cancer in a Fluorspar Mining Community: I. Radiation, Dust, and Mortality Experience , 1964, British journal of industrial medicine.

[3]  R. Doll.  Cancer of the Lung and Nose in Nickel Workers , 1958, British journal of industrial medicine.