Muto, Mario
Frauenfelder, Giulia
Senese, Rossana
Zeccolini, Fabio
Schena, Emiliano
Giurazza, Francesco
Jäger, Hans Rolf
Article History
Received: 12 December 2017
Accepted: 12 February 2018
First Online: 5 March 2018
Change Date: 31 March 2018
Change Type: Correction
Change Details: In the original publication of the article, the name of the last author was incorrect. The correct name should read as given below:
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. For this type of study formal consent is not required.
: Informed consent was obtained from all individual participants included in the study.