RT Journal Article SR Electronic T1 5th International Conference on Concussion in Sport (Berlin) JF British Journal of Sports Medicine JO Br J Sports Med FD BMJ Publishing Group Ltd and British Association of Sport and Exercise Medicine SP 837 OP 837 DO 10.1136/bjsports-2017-097878 VO 51 IS 11 A1 Paul McCrory A1 Willem H Meeuwisse A1 Jiří Dvořák A1 Ruben J Echemendia A1 Lars Engebretsen A1 Nina Feddermann-Demont A1 Michael McCrea A1 Michael Makdissi A1 Jon Patricios A1 Kathryn J Schneider A1 Allen K Sills YR 2017 UL http://bjsm.bmj.com/content/51/11/837.abstract AB