Villalta, Danilo
D’Aurizio, Federica
Da Re, Mirella
Ricci, Debora
Latrofa, Francesco
Tozzoli, Renato
Article History
Received: 7 December 2017
Accepted: 18 January 2018
First Online: 12 February 2018
Compliance with ethical standards
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: The authors declare that they have no conflict of interest.
: The study was conducted in accordance with the Helsinki Declaration.
: Informed consent was obtained from all the individual participants included in the study.
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