Text and Data Mining valid from 2019-03-13
Received: 18 January 2019
Accepted: 11 February 2019
First Online: 13 March 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: All procedures performed in the study were in accordance with the ethical standards of the Ethics Committee of Bambino Gesù Children’s Hospital, which approved the study, and with the 1964 Helsinki Declaration and the European Convention of Human Rights and Biomedicine for Research in Children as revised in 2008. To ensure data protection and confidentiality, data extracted from the medical records were de-identified before analysis.
: Written informed consent was obtained from the parents before any testing procedure.