RT Journal Article SR Electronic T1 Towards evidence based emergency medicine: Best BETs from the Manchester Royal Infirmary JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 887 OP 887 DO 10.1136/emj.2005.031708 VO 22 IS 12 A1 Mackway-Jones, K YR 2005 UL http://emj.bmj.com/content/22/12/887.1.abstract AB