Infographic: Consensus statement on concussion in sport. Issue 21 (12th September 2017) - McCrory, Paul; Meeuwisse, Willem; Dvorak, Jiri; Aubry, Mark; Bailes, Julian; Broglio, Steven; Cantu, Robert C; Cassidy, David; Echemendia, Ruben J; Castellani, Rudy J; Davis, Gavin A; Ellenbogen, Richard; et al.