title: The more things change....
authors.affiliation: Tenth District, American Dental Association, USA. vignae@ada.org
authors.forename: Edward J
authors.initials: EJ
authors.lastname: Vigna
mesh_terms: D000571:American Dental Association; D003226:Congresses as Topic; D006801:Humans; D009937:Organizational Objectives; D014481:United States