Oster, Andreas
Wiking, Eivor
Nilsson, Gunnar H
Olsson, Christina B
Funding for this research was provided by:
Karolinska Institute
Article History
Received: 4 October 2023
Accepted: 15 April 2024
First Online: 24 April 2024
Declarations
:
: The study was approved by the Regional Ethics Review Board in Stockholm, Sweden, Dnr 2014/ 1851-31. Informed consent was obtained from all subjects and/or their legal guardian(s) in case of minors (below 16 years of age) and thereafter they received a questionnaire. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare no competing interests.