RT Journal Article SR Electronic T1 Bet 2: Doxapram resurrected? Weak evidence of efficacy suggests a potential use in patients ineligible for non-invasive ventilation JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 78 OP 80 DO 10.1136/emermed-2011-200981 VO 29 IS 1 YR 2012 UL http://emj.bmj.com/content/29/1/78.abstract AB