RT Journal Article SR Electronic T1 Handbook of pediatric emergencies, 3rd edn JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 187 OP 188 DO 10.1136/emj.19.2.187-c VO 19 IS 2 A1 T F Beattie YR 2002 UL http://emj.bmj.com/content/19/2/187.4.abstract AB