Received: 28 April 2021
Accepted: 19 May 2021
First Online: 7 June 2021
: Not applicable
: All authors have read and approved the submitted manuscript.
: Ralph Weber received speaker honoria from Medtronic/Covidien and Bristol Myers Squibb.Dirk Bartig received orders for analysis of the G-DRG system from Boehringer Ingelheim.Christos Krogias received speaker honoraria and/or travel grants for scientific meetings from Bayer Vital, Boehringer-Ingelheim and Daichii-Sankyo.Daniel Richter receives a FoRUM grant (K136–20) of the Ruhr-University of Bochum.Werner Hacke received speaker and consultancy honoraria from Boehringer Ingelheim, Medtronic, Cerenovus and a research grant to perform ECASS4 from Boehringer Ingelheim.Jens Eyding received travel grants from Boehringer Ingelheim and Bayer Vital and grants for the realization of scientific meetings by Bayer Health Care, Boehringer Ingelheim, Sanofi Aventis, Pfizer.