https://www.youtube.com/watch?v=xdMIfEHArWs
https://www.youtube.com/watch?v=W_f8WhEvX7U
http://www.toothwisdom.org/resources/entry/root-cavitieshttps://www.tcdentalpros.com/wp-admin/post.php?post=1505&action=edit#edit_timestamp
http://www.mouthhealthy.org/en/az-topics/s/sensitive-teeth
http://www.gotoapro.org/why-see-a-prosthodontist/
http://www.bing.com/videos/search?q=youtube+periodontal+disease&qpvt=youtube+periodontal+disease&view=detail&mid=6309824462C735AE4E8F6309824462C735AE4E8F&FORM=VRDGAR
https://www.youtube.com/watch?v=H2NrqWJkui8
http://www.chipchick.com/2016/06/philips-sonicare-flexcare-platinum-connected-toothbrush.html
https://www.bing.com/videos/search?q=top+5+symptoms+of+gum+disease+video&&view=detail&mid=021964C2EF1C33D44C08021964C2EF1C33D44C08&FORM=VRDGAR
http://www.deardoctor.com/articles/hidden-consequences-of-losing-teeth/