Sconfienza, Luca Maria http://orcid.org/0000-0003-0759-8431
Article History
Received: 25 September 2018
Revised: 27 September 2018
Accepted: 12 October 2018
First Online: 12 November 2018
Compliance with ethical standards
:
: The scientific guarantor of this publication is Luca Maria Sconfienza.
: The authors of this manuscript declare no relationships with any companies, whose products or services may be related to the subject matter of the article.
: No complex statistical methods were necessary for this paper.