Measures of security.
Hartley
M
M
D000554:Ambulatory Care Facilities / Q000331:legislation & jurisprudence; D006801:Humans; D016273:Occupational Exposure / Q000331:legislation & jurisprudence* / Q000517:prevention & control; D016272:Occupational Health / Q000331:legislation & jurisprudence*; D012637:Security Measures / Q000331:legislation & jurisprudence*; D014481:United States; D014489:United States Occupational Safety and Health Administration; D014754:Violence / Q000331:legislation & jurisprudence* / Q000517:prevention & control