1. Bronchitis, An International Symposium,1961
2. Bacteriology of the Lower Respiratory Tract in Health and Chronic Disease;Pecora;New England J. Med,1958
3. Transtracheal Aspiration in the Diagnosis of Acute Lower Respiratory Infection;Pecora;Am. Rev. Resp. Dis,1962
4. Current Status of Therapy in Upper Respiratory Infections;Denny;J. A. M. A,1958