Jaschke, Werner R.
Article History
Received: 2 February 2021
Accepted: 24 February 2021
First Online: 17 March 2021
Compliance with Ethical Standards
:
: The author declares that he has no conflict of interest.
: For this type of study consent for publication is not required.
: This article does not contain any studies with human participants or animals performed by the author.
: For this type of study informed consent is not required.