title: A second opinion.
authors.forename: A R
authors.initials: AR
authors.lastname: Ruffino
mesh_terms: D000391:Air Microbiology; D000399:Air Pressure; D003754:Dental High-Speed Equipment / Q000009:adverse effects*; D004866:Equipment Contamination; D006801:Humans; D017053:Infection Control; D012463:Saliva / Q000382:microbiology; D014376:Tuberculosis / Q000635:transmission*