1. JS Powell, KD Barber Foss, 1999. Injury patterns in selected high school sports: a review of the 1995-1997 seasons. J Athl Train. 34: 277-84.
2. Safe Kids USA Campaign Web site. 2009.
3. U.S. Consumer Product Safety Commission. National Electronic Injury Surveillance System (NEISS) Estimates Query Builder. Available at https:// www.cpsc.gov/cgibin/NEISSQuery/home.aspx. Accessed June 24, 2014.
4. Centers for Disease Control and Prevention. Web-based Injury Statistics Query and Reporting System (WISQARS) Cost of Injury Reports. Available at: http://wisqars.cdc.gov:8080/costT/.