American Medical Society for Sports Medicine position statement on concussion in sport
Kimberly G Harmon, James R Clugston, Katherine Dec, Brian Hainline, Stanley Herring, Shawn F Kane, Anthony P Kontos, John J Leddy, Michael McCrea, Sourav K Poddar, Margot Putukian, Julie C Wilson, William O Roberts
British Journal of Sports Medicine Feb 2019, 53 (4) 213-225; DOI: 10.1136/bjsports-2018-100338