Sunde, Berit
Lindblad, Mats
Malmström, Marlene
Hedberg, Jakob
Lagergren, Pernilla
Nilsson, Magnus
Funding for this research was provided by:
Karolinska Institute
Article History
Received: 16 May 2021
Accepted: 11 November 2021
First Online: 26 November 2021
Declarations
:
: The study was performed in accordance with the Declaration of Helsinki and other relevant guidelines and regulations and approved by the regional ethics review board of Stockholm County (Dnr. 2013/596–31/3 and 2016/1486/32). Patient consent was waived, as the study is based on psudonymised national registry-data and with consent to retrospective publish patient reported outcomes according to the regional ethics review board of Stockholm County (Dnr. 2013/596–31/3 and 2016/1486/32).
: Not Applicable.
: We declare no conflict of interest.