title: Movement of an upper central incisor across the midline.
mesh_terms: D002648:Child; D006801:Humans; D007180:Incisor / Q000002:abnormalities / Q000473:pathology*; D009967:Orthodontic Appliances; D014087:Tooth Movement Techniques; D014096:Tooth, Supernumerary / Q000503:physiopathology