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Authors
Lorenzoni, Giulia
Azzolina, Danila
Soriani, Nicola
Galadini, Marco
Carle, Flavia
Gregori, Dario http://orcid.org/0000-0001-7906-0580
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Article History
Received: 26 February 2018
Accepted: 26 June 2018
First Online: 1 August 2018
Ethics approval and consent to participate
: Not applicable (only de-identified data provided by the Italian Ministry of Health were used for the study).
: Not applicable.
: The authors declare that they have no competing interests.
