RT Journal Article SR Electronic T1 Abstracts from international Emergency Medicine journals JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 973 OP 974 DO 10.1136/emermed-2015-205500 VO 32 IS 12 A1 Ellen J Weber YR 2015 UL http://emj.bmj.com/content/32/12/973.abstract AB Editor's note: EMJ has partnered with the journals of multiple international emergency medicine societies to share from each a highlighted research study, as selected by their editors.