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Article History

Received: 8 March 2018

Accepted: 11 April 2019

First Online: 2 May 2019

Ethics approval and consent to participate

: The Department of Epidemiology is a public body of the Regional Health Service – Lazio Region. According to the Regional Law (LR no. 4 of 28 June 2013), the Department is in charge of the use, management, and integration of the Regional Health Information Systems (art.35(5) LR4/2013) in order to perform epidemiological and evaluation studies (art.35(4) LR4/2013); all data are managed using anonymised codes. Ethics approval was allowed by the “General Authorisation to Process Personal Data for Scientific Research Purposes” (n.9/2016) from the Italian Data Protection Authority.

: Not applicable.

: The authors declare that they have no competing interests.

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