%0 Journal Article %T Letter Regarding: Preliminary Outcomes of Calcaneal Lengthening in Adolescent Flatfoot in M¨šller %A Mark S. Myerson %J Foot & Ankle International %@ 1944-7876 %D 2019 %R 10.1177/1071100719849425 %U https://journals.sagepub.com/doi/full/10.1177/1071100719849425