RT Journal Article SR Electronic T1 ECG—Interpretation for Emergency Medicine. A Self Assessment Guide JF Journal of Accident & Emergency Medicine JO Arch Emerg Med FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 160 OP 160 DO 10.1136/emj.16.2.160 VO 16 IS 2 A1 William G Morrison YR 1999 UL http://emj.bmj.com/content/16/2/160.1.abstract AB