1. Tuberculin Tests in Man. Medical Research Council. No. 164. 1932.
2. Diseases of the Respiratory Tract. Eighth Annual Graduate Fortnight of the New York Academy of Medicine. W. B. Saunders Co. 1936.
3. Kayne, Pagel and O’Shaughnessy.Pulmonary Tuberculosis. Oxford University Press, 1939.
4. Lange, B.Brit. Med. Jo., 1932, ii. 503.
5. Blacklock, J. W. S.Brit. Med. Jo., 1936, ii, 324.