Article History
Received: 22 June 2020
Revised: 30 August 2020
Accepted: 1 September 2020
First Online: 15 September 2020
Compliance with ethical standards
:
: None.
: For this type of study, formal consent is not required.
: This article does not contain any studies with human participants performed by any of the authors.
: Informed consent was not required since no patients participated the study.