title: Readers' roundtable.
authors.forename: Edwin
authors.initials: E
authors.lastname: Levin
mesh_terms: D004955:Esthetics, Dental; D005145:Face / Q000033:anatomy & histology; D006801:Humans; D009811:Odontometry / Q000379:methods; D012904:Smiling; D014070:Tooth / Q000033:anatomy & histology