1. Graphic tracings of respirations in study of pulmonary disease;Cournand;Am. Rev. Tuberc.,1939
2. The nature of cardiac and pulmonary dyspnea;Richards;Circulation,1953
3. Shortness of breath;Harrison,1950
4. Untersuchungen über die Ursache der asthmatischen Dyspnoe;Wyss;Helvet. med. Acta,1951
5. Dyspnoea in relation to the viscoelastic properties of the lung;Christie,1953