1. Youth violence prevention comes of age: research, training and future directions;Williams;Annu Rev Public Health,2007
2. Centers for Disease Control and Prevention The History of Violence as a Public Health Issue http://www.cdc.gov/violenceprevention/pdf/history_violence-a.pdf
3. U.S. Department of Health and Human Services Office of Disease Prevention and Health Promotion. Youth Violence Is a Public Health Issue http://www.odphp.osophs.dhhs.gov/pubs/prevrpt/01spring/spring2001pr.htm
4. Centers for Disease Control and Prevention Injury Prevention & Control: Data & Statistics (WISQARS ™ ) http://www.cdc.gov/injury/wisqars/index.html
5. Centers for Disease Control and Prevention Youth Violence http://www.cdc.gov/violenceprevention/pdf/yv-datasheet-a.pdf