[A method for assessing the efficacy of means for interdental space hygiene]. / Sposob otsenki éffektivnosti sredstv gigieny mezhzubnykh promezhutkov.

A method for assessment of the efficacy of various means for maintenance of interdental space hygiene is suggested, based on measurement of the activity of acid producing oral microflora expressed through local pH-metry values. Three types of dental threads were under study.