The role of lip thickness in upper lip response to sagittal change of incisor position.
Ruba M AlkadhiMatthew D FinkelmanCarroll Ann TrotmanGeorgios KanavakisPublished in: Orthodontics & craniofacial research (2018)
Although there is a highly significant correlation between maxillary incisor retraction and upper lip repositioning, lip thickness is not significantly associated with the amount of repositioning.
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