https://www.youtube.com/watch?v=0-TmzH6dkUE
https://www.dentalhealth.org/news/which-comes-first-brushing-or-flossing-new-study-shows-that-we-should-clean-between-our-teeth-before-brushing
https://www.bustle.com/p/what-happens-if-you-dont-change-your-toothbrush-enough-theres-a-host-of-gross-af-issues-waiting-to-happen-7519353
https://www.medicalnewstoday.com/articles/322577.php
https://www.medicalnewstoday.com/articles/283649.php
https://www.sciencedaily.com/releases/2018/01/180116111145.htm
https://youtu.be/VJ1QsM9z6sI?list=PLVfkVnYaYS8FEatPKBMyoupuNTuEvBEG3
Noting the American Dental Associationrecommends brushing teeth for two minutes, twice a day, SELF Magazine (3/13, Lanquist) states that “experts didn’t just pluck this number from thin air – science shows it really can boost your oral health.” The article notes “a 2016 systematic review of 33 articles published in Journal of Dental Research found that brushing fewer than two […]
http://www.deardoctor.com/inside-the-magazine/issue-34/root-cavities/
http://www.colgate.com/en/us/oc/oral-health/life-stages/oral-care-age-55-up/article/oral-health-for-seniors