PT - JOURNAL ARTICLE AU - C Laird TI - Prehospital and Retrieval Medicine AID - 10.1136/emj.2005.023663 DP - 2005 Apr 01 TA - Emergency Medicine Journal PG - 236--236 VI - 22 IP - 4 4099 - http://emj.bmj.com/content/22/4/236.2.short 4100 - http://emj.bmj.com/content/22/4/236.2.full SO - Emerg Med J2005 Apr 01; 22