The explorer.
D000056:Accident Prevention; D000061:Accidents, Home / Q000517:prevention & control; D000063:Accidents, Traffic / Q000517:prevention & control; D002648:Child; D002675:Child, Preschool; D004332:Drowning; D005260:Female; D006801:Humans; D008297:Male; D012449:Safety; D013550:Swimming