title: Re: vertical changes in class II division 1 malocclusion after premolar extractions.
authors.forename: A
authors.initials: A
authors.lastname: Sivakumar
authors.forename: Ashima
authors.initials: A
authors.lastname: Valiathan
mesh_terms: D001641:Bicuspid / Q000601:surgery; D002508:Cephalometry / Q000379:methods; D005145:Face / Q000033:anatomy & histology*; D006801:Humans; D008312:Malocclusion, Angle Class II / Q000628:therapy*; D014081:Tooth Extraction / Q000009:adverse effects*; D014716:Vertical Dimension