RT Journal Article SR Electronic T1 Ketamine is not a safe, effective, and appropriate technique for emergency department paediatric procedural sedation JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 272 OP 273 DO 10.1136/emj.2003.011411 VO 21 IS 3 A1 N S Morton YR 2004 UL http://emj.bmj.com/content/21/3/272.abstract AB