Grande, Enrico
Grippo, Francesco
Frova, Luisa
Pantosti, Annalisa
Pezzotti, Patrizio
Fedeli, Ugo
Article History
Received: 28 March 2019
Accepted: 22 May 2019
First Online: 11 June 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors. Mortality data are routinely collected by the National Institute of Statistics. All analyses were carried out on aggregated data without any possibility of identification of individuals; therefore, the study was exempt from institutional review board approval.
: Since analyses were carried out on retrospective, routinely collected aggregated data, the informed consent was not required.