1. The treatment of postoperative pulmonary atelectasis with intermittent positive pressure breathing;Becker;Surg. Gynecol. Obstet.,1960
2. Respiratory Care;Bendixen,1965
3. Physiology of Respiration;Comroe,1972
4. The Mechanical Basis of Respiration;Peters,1969
5. Physiology and Biophysics;Ruch,1965