title: New treatment dimensions with first phase sectional and progressive edgewise mechanics.
mesh_terms: D000328:Adult; D001641:Bicuspid; D001696:Biomechanical Phenomena; D002648:Child; D006801:Humans; D008312:Malocclusion, Angle Class II / Q000628:therapy; D008963:Molar; D009967:Orthodontic Appliances; D014087:Tooth Movement Techniques / Q000379:methods*