Erro, R.
Bacchin, Ruggero http://orcid.org/0000-0002-3347-7679
Magrinelli, F.
Tomei, P.
Geroin, C.
Squintani, G.
Lupo, A.
Zaza, G.
Tinazzi, M.
Article History
Received: 15 March 2018
Revised: 7 May 2018
Accepted: 9 May 2018
First Online: 18 May 2018
Compliance with ethical standards
:
: The study has been approved by the ethics committee and has therefore been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: The authors declare that they have no conflicts of interest.