PT - JOURNAL ARTICLE ED - , TI - Sophia AID - 10.1136/emj.2009.085308 DP - 2009 Nov 01 TA - Emergency Medicine Journal PG - 842--842 VI - 26 IP - 11 4099 - http://emj.bmj.com/content/26/11/842.short 4100 - http://emj.bmj.com/content/26/11/842.full SO - Emerg Med J2009 Nov 01; 26