title: Susceptibility to chlorhexidine of plaque Streptococci after two years oral chlorhexidine hygiene.
mesh_terms: D002710:Chlorhexidine / Q000008:administration & dosage / Q000494:pharmacology*; D003773:Dental Plaque / Q000382:microbiology*; D006801:Humans; D008826:Microbial Sensitivity Tests; D013291:Streptococcus / Q000187:drug effects*; D013997:Time Factors
chemical_list: D002710:Chlorhexidine