RT Journal Article SR Electronic T1 SAEM-EMRS Combined Meeting, 18-20 October 1990, Edinburgh, Scotland JF Archives of Emergency Medicine JO Arch Emerg Med FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 259 OP 309 DO 10.1136/emj.7.4.259 VO 7 IS 4 YR 1990 UL http://emj.bmj.com/content/7/4/259.abstract AB