Bacterial colonization of dental units and the nasal flora of dental personnel.
D001424:Bacterial Infections / Q000517:prevention & control; D003726:Dental Assistants; D003754:Dental High-Speed Equipment; D003815:Dentists; D006801:Humans; D007709:Klebsiella / Q000302:isolation & purification*; D009297:Nasal Mucosa / Q000382:microbiology; D009784:Occupational Diseases / Q000517:prevention & control; D011549:Pseudomonas / Q000302:isolation & purification*; D014871:Water Microbiology; D014881:Water Supply