RT Journal Article SR Electronic T1 Collapse in the scrum JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP emermed-2017-207434 DO 10.1136/emermed-2017-207434 A1 David Donnelly A1 David Patrick A1 Robin Weir YR 2018 UL http://emj.bmj.com/content/early/2018/03/05/emermed-2017-207434.abstract AB