Jeffress's big bang.
Laws
J
J
D006804:Ergonomics / Q000331:legislation & jurisprudence / Q000592:standards*; D006282:Health Personnel; D006801:Humans; D009140:Musculoskeletal Diseases / Q000517:prevention & control*; D009784:Occupational Diseases / Q000517:prevention & control*; D014481:United States; D014489:United States Occupational Safety and Health Administration