The nurse epidemiologist.
D003428:Cross Infection / Q000453:epidemiology / Q000517:prevention & control*; D004812:Epidemiologic Methods; D004813:Epidemiology; D006739:Hospital Administration; D006801:Humans; D008499:Medical Records; D009741:Nursing Staff, Hospital; D009786:Occupational Health Services; D013041:Specialties, Nursing; D014481:United States; D000078329:Workforce