How safe are our youngest athletes?
D001265:Athletic Injuries / Q000453:epidemiology / Q000517:prevention & control*; D002648:Child; D003625:Data Collection; D005260:Female; D006801:Humans; D008297:Male; D012449:Safety; D013177:Sports / Q000706:statistics & numerical data; D014481:United States / Q000453:epidemiology