RT Journal Article SR Electronic T1 The earliest electrocardiographic evidence of myocardial infarction. JF British Heart Journal JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 6 OP 15 DO 10.1136/hrt.32.1.6 VO 32 IS 1 A1 Short, D YR 1970 UL http://heart.bmj.com/content/32/1/6.abstract AB