Authors: Paul McCrory; Willem H Meeuwisse; Mark Aubry; Bob Cantu; Jirí Dvorák; Ruben J Echemendia; Lars Engebretsen; Karen Johnston; Jeffrey S Kutcher; Martin Raftery; Allen Sills; Brian W Benson; Gavin A Davis; Richard G Ellenbogen; Kevin Guskiewicz; Stanley A Herring; Grant L Iverson; Barry D Jordan; James Kissick; Michael McCrea; Andrew S McIntosh; David Maddocks; Michael Makdissi; Laura Purcell; Margot Putukian; Kathryn Schneider; Charles H Tator; Michael Turner Journal: Br J Sports Med Date: 2013-04 Impact factor: 13.800