PT - JOURNAL ARTICLE ED - , TI - Correction AID - 10.1136/emj.2002.000935corr1 DP - 2004 Mar 01 TA - Emergency Medicine Journal PG - 268--268 VI - 21 IP - 2 4099 - http://emj.bmj.com/content/21/2/268.4.short 4100 - http://emj.bmj.com/content/21/2/268.4.full SO - Emerg Med J2004 Mar 01; 21