RT Journal Article SR Electronic T1 Prevention of Overoxygenation During Treatment with a Heart-Lung Machine in Cardiac Operations JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 9 OP 17 VO 25 IS 1 A1 Ito, Iwao A1 Kolff, Willem J. A1 Effler, Donald B. YR 1958 UL http://www.ccjm.org/content/25/1/9.abstract AB