TY - JOUR T1 - Sir John Parkinson. JF - British Heart Journal JO - Heart SP - 1105 LP - 1107 DO - 10.1136/hrt.38.10.1105 VL - 38 IS - 10 A2 - , Y1 - 1976/10/01 UR - http://heart.bmj.com/content/38/10/1105.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -