title: Premolar extractions and smile esthetics.
authors.forename: Terrance J
authors.initials: TJ
authors.lastname: Spahl
mesh_terms: D001641:Bicuspid / Q000601:surgery*; D002508:Cephalometry; D003724:Dental Arch / Q000473:pathology; D004955:Esthetics, Dental; D006801:Humans; D008310:Malocclusion / Q000628:therapy; D012690:Serial Extraction; D012904:Smiling