title: The potential for suck-back with saliva ejectors.
mesh_terms: D001424:Bacterial Infections / Q000209:etiology; D003754:Dental High-Speed Equipment / Q000009:adverse effects*; D006801:Humans; D019552:Infection Control, Dental / Q000379:methods*; D012463:Saliva / Q000382:microbiology*; D013396:Suction