%0 Journal Article %T Closed-Chest Cardiac Massage: Survival After Fifty-Five Minutes of Ventricular Fibrillation Without Apparent Sequelae %A COHEN, ALLAN I. %A SUMNER, ROBERT G. %A WHALEN, ROBERT E. %A BROWN, IVAN %A McINTOSH, HENRY D. %J Archives of Internal Medicine %V 110 %N 1 %P 57-62 %@ 0003-9926 %D 1962-07-01 %I American Medical Association %~ DeepDyve