title: Erratum to: How Much Clinical and Functional Impairment do Children Treated With Knee Rotationplasty Experience in Adulthood?
authors.affiliation: Physical Medicine and Rehabilitation Unit, Rizzoli Orthopedic Institute, Via Pupilli 1, 40136, Bologna, Italy.
authors.forename: Maria Grazia
authors.initials: MG
authors.lastname: Benedetti
authors.affiliation: Physical Medicine and Rehabilitation Unit, Rizzoli Orthopedic Institute, Via Pupilli 1, 40136, Bologna, Italy. okita.yusuke@gmail.com.
authors.forename: Yusuke
authors.initials: Y
authors.lastname: Okita
authors.affiliation: Physical Medicine and Rehabilitation Unit, Rizzoli Orthopedic Institute, Via Pupilli 1, 40136, Bologna, Italy.
authors.forename: Elena
authors.initials: E
authors.lastname: Recubini
authors.affiliation: Physical Medicine and Rehabilitation Unit, Rizzoli Orthopedic Institute, Via Pupilli 1, 40136, Bologna, Italy.
authors.forename: Elisabetta
authors.initials: E
authors.lastname: Mariani
authors.affiliation: Movement Analysis Laboratory, Rizzoli Orthopedic Institute, Bologna, Italy.
authors.forename: Alberto
authors.initials: A
authors.lastname: Leardini
authors.affiliation: Orthopaedic and Traumatologic Clinic for Musculoskeletal Tumors, Rizzoli Orthopedic Institute, Bologna, Italy.
authors.forename: Marco
authors.initials: M
authors.lastname: Manfrini