Funding for this research was provided by:
Received: 19 September 2021
Accepted: 10 June 2022
First Online: 18 June 2022
: The study was ethically approved by the ethical review committee of the Medical Faculty of the University of Cologne. All patients gave their written consent to participate in the HD16 trial.
: Not applicable.
: All authors declare that they have no conflict of interest.