%0 Journal Article %A Harold Cookson %T HEART BLOCK AND THE SIMULATION OF BUNDLE BLOCK IN DIPHTHERIA %D 1945 %R 10.1136/hrt.7.2.63 %J British Heart Journal %P 63-71 %V 7 %N 2 %U https://heart.bmj.com/content/heartjnl/7/2/63.full.pdf