1. Prevention of postoperative pulmo-nary complications;Anderson;J.A.M.A,1963
2. Studies on the pathogenesis and prevention of postoperative pulmonary complications;Bartlett;Surg. Gynec. Obstet,1973
3. The yawn maneuver: prevention and treat-ment of postoperative pulmonary complications;Bartlett;Surg. Forum,1971
4. Respiratory maneuvers to prevent postoperative pulmonary complications;Bartlett;J.A.M.A,1973
5. An evaluation of intermittent positive pressure breathing in the prevention of postoperative pulmonary complications;Baxter;Arch. Surg,1969