Randelli, Filippo
Nocerino, Elisabetta Antonia
Nicosia, Luca
Alì, Marco
Monti, Caterina Beatrice
Sardanelli, Francesco
Aliprandi, Alberto
Article History
Received: 7 July 2019
Revised: 19 December 2019
Accepted: 22 December 2019
First Online: 8 January 2020
Compliance with ethical standards
: The local Ethics Committee approved this observational retrospective cross-sectional single-centre study (Ethics Committee of Ospedale San Raffaele; protocol code ArtroRetro; approved on May 11, 2017). There was no overlap with subjects from previous research performed at our institution. This research received no specific grant from any funding body in the public, commercial, or non-profit sectors. Due to the retrospective nature of this study, informed consent was waived.
: The authors declare that they have no conflict of interest.