PT - JOURNAL ARTICLE AU - Maurice Campbell AU - Geoffrey Reynolds TI - ELECTROCARDIOGRAPHIC CHANGES DURING OPERATIONS FOR PULMONARY STENOSIS AID - 10.1136/hrt.16.1.57 DP - 1954 Jan 01 TA - British Heart Journal PG - 57--73 VI - 16 IP - 1 4099 - http://heart.bmj.com/content/16/1/57.short 4100 - http://heart.bmj.com/content/16/1/57.full SO - Heart1954 Jan 01; 16