https://www.youtube.com/watch?v=n2SWfOGLVT4
http://www.deardoctor.com/articles/implant-timelines-for-replacing-missing-teeth/
https://www.sleepassociation.org/patients-general-public/bruxism/
http://www.smithsonianmag.com/smart-news/george-washington-didnt-have-wooden-teeth-they-were-ivory-180953273/
http://www.webmd.com/oral-health/healthy-mouth-15/kids-teeth/video-preventing-bad-dental-habits
http://www.radiologyinfo.org/en/info.cfm?pg=dentalconect
http://www.huffingtonpost.com/dr-mark-duncan-dds-fagd-dicoi/is-tmj-disorder-costing-y_b_11657326.html