Regulations, legislation, and classification.
Pless
I B
IB
D000056:Accident Prevention; D002170:Canada; D002648:Child; D002669:Child Welfare / Q000331:legislation & jurisprudence*; D003226:Congresses as Topic; D014943:Global Health; D006801:Humans; D014947:Wounds and Injuries / Q000145:classification* / Q000517:prevention & control*