The dental air-syringe. An agent of cross infection?
D000391:Air Microbiology; D003428:Cross Infection / Q000209:etiology; D003748:Dental Equipment; D009055:Mouth / Q000382:microbiology; D013242:Sterilization; D013290:Streptococcal Infections / Q000209:etiology; D013594:Syringes