Cetinkaya, Ayse
Poggenpohl, Julia
Bramlage, Karin
Hein, Stefan
Doss, Mirko
Bramlage, Peter http://orcid.org/0000-0003-4970-2110
Schönburg, Markus
Richter, Manfred
Funding for this research was provided by:
Edwards Lifesciences (not applicable)
Article History
Received: 27 March 2019
Accepted: 17 June 2019
First Online: 28 June 2019
Ethics approval and consent to participate
: This study was approved by the site’s Ethical Committee and complied with the Declaration of Helsinki and its amendments. Given the use of anonymised data already collected as part of routine diagnosis and treatment, written informed consent was neither feasible nor required.
: Not applicable.
: Peter Bramlage received research funding from Edwards Lifesciences related and unrelated to the present work. The other authors have no conflict of interest to disclose.