Albertini, Paolo
Mazzanti, Valentina
Mollica, Francesco
Lombardo, Luca
Siciliani, Giuseppe
Article History
Received: 14 April 2020
Accepted: 1 May 2021
First Online: 29 June 2021
Declarations
:
: P. Albertini, V. Mazzanti, F. Mollica, L. Lombardo and G. Siciliani declare that they have no competing interests.
: All procedures performed in the study were in accordance with the ethical standards of the institutional and/or national research committee and with the 1975 Helsinki declaration and its later amendments or comparable ethical standards. The study design was reviewed and approved by the Ethics Committee of Postgraduated School of Orthodontics of Ferrara University ,via Borsari 46, Ferrara, Italy (approval number 9/2017).