title: Some thoughts about 150 years ... in 150 seconds.
authors.forename: Scott G
authors.initials: SG
authors.lastname: Davis
mesh_terms: D000846:Anniversaries and Special Events; D049672:History, 19th Century; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D008404:Massachusetts; D012953:Societies, Dental / Q000266:history