1. Analysis of the Ventilation Defect by Timed Capacity Measurements;Gaensler;Am. Rev. Tuberc.,1951
2. Wright, G. W.: Personal communication.
3. Ventilatory Function;Warring;Am. Rev. Tuberc.,1945
4. Pulmonary Insufficiency: I. Physiologic Classification, Clinical Methods of Analysis, Standard Values in Normal Subjects;Baldwin;Medicine,1948
5. Air Velocity Index: A Numerical Expression of the Functionally Effective Portion of Ventilation;Gaensler;Am. Rev. Tuberc.,1950