Blažek, Patrick http://orcid.org/0000-0002-3335-8645
Ferri-Certić, Jerko http://orcid.org/0000-0002-0136-7184
Vražić, Hrvoje
Lennerz, Carsten
Grebmer, Christian
Kaitani, Kazuaki
Karch, Martin
Starčević, Boris
Semmler, Verena
Kolb, Christof
Article History
Received: 13 December 2017
Accepted: 7 March 2018
First Online: 20 March 2018
Competing Interests
: Patrick Blažek, Jerko Ferri-Certić, Christian Grebmer, Kazuaki Kaitani and Boris Starčević declare no potential conflict of interest. Hrvoje Vražić was supported by a training fellowship provided by the European Heart Rhythm Association. As of 01/2017, he is working at Novo Nordisk, Copenhagen, Denmark. Carsten Lennerz has received lecture fees from Biotronik and travel support from St. Jude Medical, Sorin Group and Biotronik. Martin Karch or his spouse/partner have received lecture fees from Bayer Vital and took part in clinical trials that were supported by Medtronic and LIVANOVA. Verena Semmler has received travel support from Sorin Group, Boston Scientific and St. Jude Medical. Christof Kolb has received lecture honoraria/travel support from Biotronik, Boston Scientific, Medtronic, Sorin Group, Spectranetics and St. Jude Medical. He has been a consultant to Biotronik, Boston Scientific and Sorin Group. He has performed clinical studies supported by Biotronik, Medtronic, Boston Scientific, Sorin Group, and St. Jude Medical.