Article History
Received: 21 January 2020
Accepted: 24 September 2020
First Online: 9 October 2020
Compliance with ethical standards
:
: Rodrigo Cerda declares that he has no conflict of interest. Alvaro Silva declares that he has no conflict of interest. Rolf Lüders declares that he has no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.