HEPA respirator use might simply mask the real issue.
McCormack
J
J
D001512:Bedding and Linens / Q000592:standards; D002487:Centers for Disease Control and Prevention, U.S.; D003362:Cost-Benefit Analysis; D005568:Forms and Records Control; D006782:Hospitals, Special / Q000592:standards; D006801:Humans; D017053:Infection Control / Q000379:methods*; D016273:Occupational Exposure / Q000517:prevention & control* / Q000592:standards; D012134:Respiratory Protective Devices / Q000191:economics / Q000592:standards*; D012308:Risk Management; D014376:Tuberculosis / Q000517:prevention & control* / Q000635:transmission; D014481:United States; D014489:United States Occupational Safety and Health Administration