TY - JOUR T1 - HEART BLOCK FOLLOWING DIPHTHERIA JF - British Heart Journal JO - Heart SP - 57 LP - 58 DO - 10.1136/hrt.7.2.57 VL - 7 IS - 2 AU - D. G. Leys Y1 - 1945/04/01 UR - http://heart.bmj.com/content/7/2/57.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -