RT Article T1 Wrestling-related concussions and closed head injuries predominantly occur in high school age athletes JF The journal of sports medicine and physical fitness A1 Pirruccio, Kevin A2 Kelly, John D. A2 Olsen, Corey A2 Parisien, Robert L. LA English YR 2020 UL https://krimdok.uni-tuebingen.de/Record/1912752522 DO 10.23736/S0022-4707.20.11194-0