title: Response to the letter by Minghui Peng, MD, Baohua Jiao, MD.
authors.affiliation: Departement of Orthopedic Science and Traumatology Spine Surgery Division Catholic University, Largo A. Gemelli 1, 00168 Roma, Italy. Electronic address: proiettil@yahoo.it.
authors.forename: L
authors.initials: L
authors.lastname: Proietti
authors.affiliation: Spinal Surgery Division 1 IRRCS Galeazzi Orthopedic Institute, Milan, Italy.
authors.forename: L
authors.initials: L
authors.lastname: Scaramuzzo
authors.affiliation: Departement of Orthopedic Science and Traumatology Spine Surgery Division Catholic University, Largo A. Gemelli 1, 00168 Roma, Italy.
authors.forename: G R
authors.initials: GR
authors.lastname: Schirò
authors.affiliation: Departement of Orthopedic Science and Traumatology Spine Surgery Division Catholic University, Largo A. Gemelli 1, 00168 Roma, Italy.
authors.forename: S
authors.initials: S
authors.lastname: Sessa
authors.affiliation: Departement of Orthopedic Science and Traumatology Spine Surgery Division Catholic University, Largo A. Gemelli 1, 00168 Roma, Italy.
authors.forename: G
authors.initials: G
authors.lastname: D'Aurizio
authors.affiliation: Departement of Orthopedic Science and Traumatology Spine Surgery Division Catholic University, Largo A. Gemelli 1, 00168 Roma, Italy.
authors.forename: F C
authors.initials: FC
authors.lastname: Tamburrelli
mesh_terms: D005260:Female; D005593:Fracture Fixation, Internal; D006801:Humans; D008159:Lumbar Vertebrae / Q000601:surgery*; D008297:Male; D016103:Spinal Fractures / Q000601:surgery*; D013904:Thoracic Vertebrae / Q000601:surgery*