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Authors
Elia, Fabrizio https://orcid.org/0000-0001-7804-9937
Covella, Michele
Perna, Mariaelena
Aprà , Franco
Crupi, Vincenzo
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Article History
Received: 12 July 2017
Accepted: 9 August 2017
First Online: 16 August 2017
Compliance with ethical standards
:
: Authors declare that they have no conflict of interests.
: All procedures performed in the present study involving human being were in accordance with the ethical standards of the institutional and national research committee and with 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: For this type of study formal consent is not required.
Free to read: This content has been made available to all.
