RT Journal Article SR Electronic T1 Teaching and learning JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 375 OP 376 DO 10.1136/emj.19.4.375-b VO 19 IS 4 A1 R McLaughlin A1 R Bell YR 2002 UL http://emj.bmj.com/content/19/4/375.3.abstract AB