title: Reduction of microbial contamination from ultrasonic scalers.
mesh_terms: D000336:Aerosols; D000388:Air / Q000032:analysis; D000391:Air Microbiology; D001419:Bacteria / Q000302:isolation & purification; D002710:Chlorhexidine / Q000494:pharmacology; D003762:Dental Instruments; D003777:Dental Prophylaxis / Q000295:instrumentation*; D012534:Dental Scaling / Q000295:instrumentation*; D009067:Mouthwashes / Q000494:pharmacology; D014465:Ultrasonics / Q000295:instrumentation*
chemical_list: D000336:Aerosols; D009067:Mouthwashes; D002710:Chlorhexidine