Vanyori venyaya ino yekutsvaga kubva muna 2014 vanotsanangura, “Vese P. gingivalis naF. Nucleatum vane hunhu hunoenderana nebasa mukusimudzira gomarara nekufambira mberi. Zvino mubvunzo unomuka wokuti nei hutachiona hwakapararira hwezvinhu izvi hunotungamirira kuchirwere muvanhu vashoma chete. ”
Dzvanya pano kuti verenga chinyorwa chose.
