1. Discussion of Diagnosis, Prognosis and Treatment of Cavities;Watt J.;Tubercle,1933
2. Healing of Tuberculous Cavities;Fales L. H.;The American Review of Tuberculosis,1931
3. The Duration of Life in Pulmonary Tuberculosis with Cavity;Barnes H. L.;The American Review of Tuberculosis,1928
4. Prognosis of the Cavity Bearer;Schwatt H.;The American Review of Tuberculosis,1938
5. J.Alexander: “The Collapse Therapy of Pulmonary Tuberculosis” 1937. Chapter I.