title: Effect of ultrasonic instrumentation on dental plaque microflora in vitro.
mesh_terms: D001419:Bacteria; D003773:Dental Plaque / Q000032:analysis / Q000382:microbiology*; D003777:Dental Prophylaxis / Q000295:instrumentation*; D012534:Dental Scaling / Q000295:instrumentation*; D006801:Humans; D013144:Spirochaetales / Q000302:isolation & purification; D013295:Streptococcus mutans / Q000302:isolation & purification; D014208:Treponema / Q000302:isolation & purification; D014464:Ultrasonic Therapy / Q000295:instrumentation*