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Arriola-Guillén LE, Aliaga-Del Castillo A, Flores-Mir C.Arriola-Guillén LE, et al.Prog Orthod. 2016 Dec;17(1):34. doi: 10.1186/s40510-016-0147-8. Epub 2016 Nov 1.Prog Orthod. 2016.PMID: 27696312Free PMC article.