[Investigation of the effect of certain Bulgarian plaque-removing instruments in oral hygiene].
D002031:Bulgaria; D003773:Dental Plaque / Q000517:prevention & control*; D003802:Dentifrices / Q000008:administration & dosage*; D014099:Toothbrushing / Q000295:instrumentation*; D014100:Toothpastes / Q000008:administration & dosage*
D003802:Dentifrices; D014100:Toothpastes
Izsledvaniia vurkhu plakopochistvashtiia efekt na niakoi Bulgarski sredstva za oralna khigiena.