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Article History

Received: 10 February 2020

Accepted: 7 April 2020

First Online: 30 April 2020

Compliance with ethical guidelines

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: H. Burri has received speaker fees and institutional research grants/fellowship support from Abbott, Biotronik, Boston Scientific, Medtronic, and Microport. E. Bakelants and A. Zweerink declare that they have 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. For images or other information within the manuscript which identify patients, consent was obtained from them and/or their legal guardians.