Tosto, Monica
D’Andrea, Paola
Salamone, Ignazio
Pellegrino, Salvatore
Costa, Stefano
Lucanto, Maria Cristina
Pallio, Socrate
Magazzu’, Giuseppe
Guandalini, Stefano
Article History
Received: 26 December 2019
Accepted: 27 March 2020
First Online: 6 April 2020
Ethics approval and consent to participate
: The ethics committee of the University of Messina Hospital “Policlinico G. Martino” approved the study. Verbal informed consent was obtained from parents as suggested by ethics committee for an observational study without intervention other than usual care.
: Not Applicable.
: The authors declare that they have no competing interests.