Juvenile workers: some historical notes.
D002648:Child; D002669:Child Welfare / Q000266:history* / Q000331:legislation & jurisprudence; D004651:Employment; D004739:England; D049671:History, 18th Century; D049672:History, 19th Century; D006801:Humans; D007878:Legislation as Topic / Q000266:history; D009787:Occupational Medicine / Q000266:history*