1. “Magnitude of Usage of Intermittent Positive Pressure Breathing”;Baker;American Review of Respiratory Disease,1974
2. “The Indiscriminate Use of IPPB”;Barach;Journal of the American Medical Association,1975
3. “The Function of Intermittent Positive Pressure Breathing Related to Breathing Patterns”;Cheney;American Review of Respiratory Disease,1976
4. “IPPB Therapy in Chronic Obstructive Pulmonary Disease”;Curtis;Journal of the American Medical Association,1968
5. “Pulmonary Aerosol Deposition in Chronic Bronchitis: Intermittent Positive Pressure Breathing Versus Quiet Breathing”;Dolovich;American Review of Respiratory Disease,1977