Wändell, Per
Li, Xinjun
Ranch Lundin, Hans
Carlsson, Axel C.
Sundquist, Jan
Sundquist, Kristina
Funding for this research was provided by:
Karolinska Institute
Article History
Received: 4 July 2025
Accepted: 6 February 2026
First Online: 17 February 2026
Declarations
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.Informed consent was not applicable, as the study was based on pseudonymised data from registers. Research data are not shared.The study was approved by the Regional Ethical Review Board in Lund.
: Per Wändell, Xinjun Li, Hans Ranch Lundin, Axel C Carlsson, Jan Sundquist and Kristina Sundquist declare that they have no conflict of interest.