Text and Data Mining valid from 2019-11-29
Received: 16 July 2019
Accepted: 14 October 2019
First Online: 29 November 2019
Ethics approval and consent to participate
: This study was approved by the ethics committee of the ‘Azienda Socio Sanitaria Territoriale Lombardia, Centro Specialistico Ortopedico Traumatologico Gaetano Pini’, Milan, where the study was carried out. Written informed consent was obtained from all of the enrolled patients.
: All the authors give their consent for the publication of the study. Written informed consent was obtained from the patients for the publication of their anonymised data published in this article. No identifiable patient data are contained in this article. This study does not contain any individual person’s data, so consent for publication is not needed in this case.
: The authors declare that they have no competing interests.