TY - JOUR AU - Boden, B P; Tacchetti, R L; Cantu, R C TI - Catastrophic head injuries in high school and college football players JO - The American journal of sports medicine VL - 35 PY - 2007 DO - 10.1177/0363546507299239 L3 - PubMed-ID: 17351124 SP - 1075 EP - 1081 N1 - et al. ER -