Colais, Paola
Bontempi, Katia
Pinnarelli, Luigi
Piscicelli, Carlo
Mappa, Ilenia
Fusco, Danilo
Davoli, Marina
Article History
Received: 30 January 2017
Accepted: 19 September 2018
First Online: 24 September 2018
Ethics approval and consent to participate
: The ethics approval and consent to participate are not required because the study uses administrative date and was conducted with the permission of the Department of Epidemiology of Lazio Regional Health Service, the regional referral center for epidemiological research who has full access to anonymized hospitalization data. The Department of Epidemiology has been authorized by Italian Ministry of Health to use the data.
: Not applicable.
: The authors declare that they have no competing interests.
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