Israel, Carsten W.
Tribunyan, Sona
Article History
First Online: 28 May 2020
Compliance with ethical guidelines
:
: C.W. Israel: Medtronic (advisory board, honoraria for presentations, reimbursement for congress and travel costs). S. Tribunyan declares that she has no competing interests.
: For this article no studies with human participants or animals were performed by any of the authors. All studies performed were in accordance with the ethical standards indicated in each case.