PT - JOURNAL ARTICLE AU - Wardrope, J AU - Driscoll, P TI - Challenges and changes AID - 10.1136/emj.19.5.381 DP - 2002 Sep 01 TA - Emergency Medicine Journal PG - 381--381 VI - 19 IP - 5 4099 - http://emj.bmj.com/content/19/5/381.short 4100 - http://emj.bmj.com/content/19/5/381.full SO - Emerg Med J2002 Sep 01; 19