%0 Journal Article %A J. F. Pantridge %A P. B. Halmos %T CONVERSION OF ATRIAL FIBRILLATION BY DIRECT CURRENT COUNTER SHOCK %D 1965 %R 10.1136/hrt.27.1.128 %J British Heart Journal %P 128-131 %V 27 %N 1 %U https://heart.bmj.com/content/heartjnl/27/1/128.full.pdf