title: Extraction vs. nonextraction.
authors.forename: J R
authors.initials: JR
authors.lastname: Mew
mesh_terms: D004955:Esthetics, Dental; D005145:Face / Q000033:anatomy & histology*; D006801:Humans; D009971:Orthodontics, Corrective / Q000009:adverse effects / Q000379:methods*; D014081:Tooth Extraction / Q000706:statistics & numerical data; D014716:Vertical Dimension