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A 14-year-old man finishes non-extraction orthodontics in 1 year and 8 months without correction of dental midlines (Fig.1,2,7), although the lower lip profile improves (Fig.3,4) due to the improvement of the anterior overjet (Fig.5).
Xin Wei, DDS, PhD, MS 1st edition 12/02/2019, last revision 12/08/2019