RT Journal Article SR Electronic T1 Bilateral hilar syndrome JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 678 OP 678 DO 10.1136/emermed-2012-201429 VO 29 IS 8 A1 Morton, Adam YR 2012 UL http://emj.bmj.com/content/29/8/678.abstract AB