TY - JOUR T1 - PRÆCORDIAL ELECTROCARDIOGRAMS JF - British Heart Journal JO - Heart SP - 83 LP - 86 DO - 10.1136/hrt.8.2.83 VL - 8 IS - 2 AU - Lean Wallace AU - Nathan Grossman Y1 - 1946/04/01 UR - http://heart.bmj.com/content/8/2/83.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -