Perrini, Sebastio
Article History
Received: 10 March 2019
Accepted: 12 March 2019
First Online: 25 March 2019
Compliance with ethical standards
:
: The author declares that he has no conflict of interest.
: The procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2000.
: For this type of study formal consent is not required.