1. “Statistical Study of the Occurrence of Cancer and Tuberculosis in 11,195 Post-mortem Examinations,”;Carlson;J. Cancer Research,1929
2. “Progress in Bronchology,”;Clerf;J.A.M.A.,1948
3. “The Association of Tuberculosis and Carcinoma,”;Cooper;Am. Rev. Tuberc.,1932
4. “Bronchogenic Carcinoma,”;Feld;Dis. Chest,1949
5. “Bronchogenic Cancer Combined with Tuberculosis of the Lungs,”;Fried;Am. J. Cancer,1935