TY - JOUR T1 - His bundle electrograms. JF - British Heart Journal JO - Heart SP - 633 LP - 638 DO - 10.1136/hrt.33.5.633 VL - 33 IS - 5 AU - C S Smithen AU - E Sowton Y1 - 1971/09/01 UR - http://heart.bmj.com/content/33/5/633.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -