From the Centers for Disease Control and Prevention. Source of firearms used by students in school-associated violent deaths--United States, 1992-1999.
D000293:Adolescent; D002648:Child; D005260:Female; D005389:Firearms / Q000706:statistics & numerical data*; D006708:Homicide / Q000706:statistics & numerical data*; D006801:Humans; D008297:Male; D012574:Schools / Q000706:statistics & numerical data*; D013405:Suicide / Q000706:statistics & numerical data*; D014481:United States / Q000453:epidemiology; D014948:Wounds, Gunshot / Q000401:mortality*