1. Accident Facts, 1982 Edition, National Safety Council, pp. 6-7, 9, 26, 42, 43, 45, 52, 61, 72-73, 77, 80, 81, 90-91.
2. Centers for Disease Control: Surveillance of occupational injuries treated in hospital emergency rooms—United Staes;MMWR,1983
3. Potential benefit vs. risks or current attempts in health education among adolescents;Chilton;J. Pediatr.,1977
4. The incidence of injuries among 87,000 Massachusetts children and adolescents;Gallagher;Results of the 1980–1981 statewide childhood injury prevention program surveillance system. AJPH,1984
5. Sports medicine;Garrick;Pediatr. Clin. North Am.,1977