Funding for this research was provided by:
Received: 14 February 2021
Accepted: 3 June 2021
First Online: 26 June 2021
: Ethical approval for this study was obtained from the ethics commission II of the Ruprecht-Karls-University Heidelberg (Medical Faculty Mannheim) on March 27, 2020 (approval number 2020-541 N). Patients were invited to participate and written informed consent was obtained from all subjects prior to the study inclusion. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.