RT Journal Article SR Electronic T1 Emergency Medicine Questions (EMQs) JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 21 OP 21 DO 10.1136/emj.2009.086702 VO 27 IS 1 A1 M Davey YR 2010 UL http://emj.bmj.com/content/27/1/21.abstract AB