RT Journal Article SR Electronic T1 A Demonstration of the Role of Potassium and Citrate Ions Under the Conditions of Elective Cardiac Arrest for Open-Heart Operations JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 128 OP 132 VO 24 IS 2 A1 Kolff, Willem J. A1 Moraca, Patrick P. A1 Hale, Donald E. A1 Proudfit, William L. YR 1957 UL http://www.ccjm.org/content/24/2/128.abstract AB