RT Journal Article SR Electronic T1 Casualty, accident and emergency, or emergency medicine, the evolution JF Journal of Accident & Emergency Medicine JO Arch Emerg Med FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 314 OP 319 DO 10.1136/emj.17.5.314 VO 17 IS 5 A1 M Sakr A1 J Wardrope YR 2000 UL http://emj.bmj.com/content/17/5/314.abstract AB