PT - JOURNAL ARTICLE AU - Mackway-Jones, K TI - Towards evidence based emergency medicine: best BETs from the Manchester Royal Infirmary AID - 10.1136/emj.20.3.263 DP - 2003 May 01 TA - Emergency Medicine Journal PG - 263--263 VI - 20 IP - 3 4099 - http://emj.bmj.com/content/20/3/263.1.short 4100 - http://emj.bmj.com/content/20/3/263.1.full SO - Emerg Med J2003 May 01; 20