Received: 2 March 2022
Accepted: 25 July 2022
First Online: 14 September 2022
: This study was approved by the National Committee for data protection and therefore was conducted in accordance with the Declaration of Helsinki. Written consent was not needed for this study as it was a retrospective study and that the national data used were anonymous.
: All authors have read and approved the final manuscript and consented to its publication.
: The authors declare that they have no competing interests.