ademe, Dawit; admassu, Desalegn Major Advisor Mr.; balakrishnan, Senthilkumar Co Advisor (PhD)
(Haramaya university, 2018-04)
Background: Dental caries (decay or cavities) is a breakdown of teeth as a result of bacterial
activity. Lactobacillus bacteria play a major role in dental caries. The number of Lactobacillus is
related to the activity ...