Biz C, Maso G, Malgarini E, Tagliapietra J, Ruggieri P. Hypermobility of the First Ray: the Cinderella of the measurements conventionally assessed for correction of Hallux Valgus . Acta Biomed. 2020;91(4-S):47-59. doi:10.23750/abm.v91i4-S.9769