A systematic review of criteria used to define recovery from sport-related concussion in youth athletes
Mohammad Nadir Haider, John J Leddy, Sonja Pavlesen, Melissa Kluczynski, John G Baker, Jeffrey C Miecznikowski, Barry S Willer
British Journal of Sports Medicine Sep 2018, 52 (18) 1179-1190; DOI: 10.1136/bjsports-2016-096551