PT - JOURNAL ARTICLE ED - BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine TI - CORRECTION AID - 10.1136/emj.2006.26435corr1 DP - 2006 Aug 01 TA - Emergency Medicine Journal PG - 663--663 VI - 23 IP - 8 4099 - http://emj.bmj.com/content/23/8/663.2.short 4100 - http://emj.bmj.com/content/23/8/663.2.full SO - Emerg Med J2006 Aug 01; 23