Text and Data Mining valid from 2020-04-30
Received: 11 September 2019
Accepted: 17 February 2020
First Online: 30 April 2020
Ethics approval and consent to participate
: This study was approved by the local ethics board University Medical Center Hamburg-Eppendorf. Written informed consent was obtained from all patients.
: All participants in this study gave written consent to participate and to publish.
: No financial support for this study was provided by industry. One coauthor (HK) is an employee of Koninklijke Philips NV but had no control of the data.