Ortu, Eleonora
Pietropaoli, Davide
Cova, Samuele
Marci, Maria Chiara
Monaco, Annalisa
Article History
Received: 4 March 2021
Accepted: 7 May 2021
First Online: 17 May 2021
Declarations
:
: This study was approved by the Ethics Committee of the University of L’Aquila (no. 16137/2016). Written informed consent was obtained from all parents or legal guardians of the subjects involved in the study.
: Not applicable.
: The authors declare that they have no competing interests.