TB rears its ugly head.
Johnson
E
E
D002487:Centers for Disease Control and Prevention, U.S.; D017408:Guidelines as Topic; D006801:Humans; D017053:Infection Control / Q000379:methods* / Q000592:standards; D017758:Infectious Disease Transmission, Patient-to-Professional; D016273:Occupational Exposure / Q000517:prevention & control*; D010564:Personnel, Hospital; D014376:Tuberculosis / Q000453:epidemiology / Q000517:prevention & control*; D014481:United States / Q000453:epidemiology