title: Editorial.
authors.affiliation: Department of Radiology, University of Foggia, Viale L. Pinto 1, 71100 Foggia, Italy; Department of Radiology, Scientiﬁc Institute "Casa Sollievo della Sofferenza" Hospital, Viale Cappuccini 1, 71013 San Giovanni Rotondo, Foggia, Italy. Electronic address: giuseppe.guglielmi@unifg.it.
authors.forename: Giuseppe
authors.initials: G
authors.lastname: Guglielmi
authors.affiliation: Diagnostic and Interventional Radiology, IRCCS Rizzoli Orthopaedic Institute, Via G. C. Pupilli 1, 40136 Bologna, Italy.
authors.forename: Alberto
authors.initials: A
authors.lastname: Bazzocchi