1. Air Force Football Injuries
2. Garrhan WF: Incidence of high school football injuries. RI Med J 50: 833-835, 1967
3. Athletic Injuries
4. Rowe ML: Varsity football. Knee and ankle injury. NY State J Med 69: 3000-3003, 1969
5. Gibbs RW A nine year study of football incurred knee injuries at Harvard, testing the validity of the Hanley heel concept. J Am Coll Health Assoc 18. 345-345, 1970