1. The injury fact book;Baker,1984
2. A review of research on unintentional injury;Langley,1987
3. Manual of the international statistical classification of diseases, injuries, and causes of death;World Health Organization,1979
4. The Health of the Nationa. A strategy for health in England;Secretary of State for Health,1992
5. Injury in America. A continuing Public Health problem;Committee on Trauma Research,1985