title: The American Board of Orthodontics: milestones of progress.
authors.forename: E
authors.initials: E
authors.lastname: Shepard
mesh_terms: D049673:History, 20th Century; D006801:Humans; D009970:Orthodontics / Q000266:history*; D013044:Specialty Boards / Q000266:history*; D014481:United States