Funding for this research was provided by:
Innovation Fond of the Federal Joint Committee (01VSF17028)
Received: 17 April 2019
Accepted: 3 July 2019
First Online: 15 July 2019
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the Hannover Medical School in August 16th 2018 (No.: 8038_BO_K_2018). The approval was obtained for each participating site. GPs, relatives of deceased patients and health care experts will give written informed consent prior to participation in this study.
: Not applicable.
: The authors declare that they have no competing interests.