Received: 29 September 2021
Accepted: 19 December 2021
First Online: 6 January 2022
: All patients have given written consent that their health information may be used to clinical research. Use of the national HHT-database was approved by the Danish Data Protection Agency as of July 9th, 2015 (case number: 15/10194) and the Danish Patient Safety Authority (case number: 3-3013-974/1/).
: No personal data included in this manuscript.
: The authors declare that they have no competing interests.