RT Journal Article SR Electronic T1 At last: some insight JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 688 OP 688 DO 10.1136/emj.2009.080986 VO 26 IS 10 A2 Hughes, Geoffrey YR 2009 UL http://emj.bmj.com/content/26/10/688.abstract AB