title: Kudos for valuable article.
authors.forename: J D
authors.initials: JD
authors.lastname: Millar
mesh_terms: D006801:Humans; D009784:Occupational Diseases; D012134:Respiratory Protective Devices / Q000592:standards*; D018570:Risk Assessment; D014397:Tuberculosis, Pulmonary / Q000635:transmission*