1. “The next generation in tuberculosis,”;Eckmann;Dis. Chest,1965
2. “The endoscopic treatment of parenchymal tuberculosis,”;Carabelli;Dis. Chest,1958
3. “Experience with endo-bronchial medication,”;Saeed;Dis. Chest,1964
4. “Endo-bronchial instillation of isonicotinic acid hydrazide in chronic cavitary pulmonary tuberculosis,”;TItshe;Amer. Rev. Dis.,1961
5. Carabelli, A. A.: Personal Letter. October 27, 1959.