1. Quoted in “Methods in Medical Research,”;Wright,1950
2. “Physiological Methods in Diagnosis and Treatment of Asthma and Emphysema,”;Barach;Ann. Int. Med.,1938
3. “Graphic Tracings of Respiration in Study of Pulmonary Disease,”;Cournand;Am. Rev. Tuberc.,1939
4. “The Management of the Patient with Severe Bronchial Asthma,”;Segal,1950
5. “Investigations Concerning Vital Capacity,”;Gross;Am. Heart J.,1943