RT Journal Article SR Electronic T1 Survey of blood gas interpretation JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 391 OP 392 DO 10.1136/emj.2003.007492 VO 22 IS 5 A1 Í O’Sullivan A1 R Jeavons YR 2005 UL http://emj.bmj.com/content/22/5/391.4.abstract AB