title: Four-premolar extraction treatment with Invisalign.
authors.affiliation: Department of Orthodontics, Arthur A. Dugoni School of Dentistry, University of the Pacific, San Francisco, CA, USA. orth65flag538@msn.com
authors.forename: W Randol
authors.initials: WR
authors.lastname: Womack
mesh_terms: D000328:Adult; D001641:Bicuspid / Q000601:surgery*; D006801:Humans; D008297:Male; D008310:Malocclusion / Q000628:therapy*; D009971:Orthodontics, Corrective / Q000295:instrumentation* / Q000379:methods; D013813:Therapy, Computer-Assisted / Q000379:methods*; D014081:Tooth Extraction / Q000379:methods*