Castoldi, Laura http://orcid.org/0000-0001-8729-5726
Solbiati, Monica
Costantino, Giorgio
Casiraghi, Elena
Article History
Received: 6 October 2020
Accepted: 8 April 2021
First Online: 10 May 2021
Declarations
:
: Since all of the analyses presented in this manuscript were based on anonymous administrative data, patient informed consent and Ethical Committee approval were not required in Italy.
: Not applicable.
: None of the authors has any conflict of interest to disclose. We confirm that all of the authors have read the Journal’s position on issues involved in ethical publication and we affirm that this report is consistent with those guidelines.