Funding for this research was provided by:
German statutory health insurances (n/a)
Text and Data Mining valid from 2019-08-22
Received: 30 April 2019
Accepted: 12 August 2019
First Online: 22 August 2019
Ethics approval and consent to participate
: All patients gave informed consent. The ARC studies were approved by the ethics Committee of the Charité – Universitätsmedizin Berlin, Germany (No.1424/2000).
: Not applicable
: The authors declare that they have no competing interests.