Lönnbro, Johan http://orcid.org/0000-0001-6917-1076
Wallerstedt, Susanna M. http://orcid.org/0000-0001-7238-1680
Funding for this research was provided by:
The Health and Medical Care Committee of Region Västra Götaland (VGFOUREG-392071, VGFOUREG-476621)
Article History
Received: 25 April 2019
Accepted: 13 September 2019
First Online: 22 November 2019
Compliance with ethical standards
:
: The study complies with the Declaration of Helsinki, and ethics approval was obtained from the Regional Ethical Review Board in Gothenburg (ID: 344-14). All participants provided informed consent in writing before inclusion in the randomized controlled study. In an amendment to the Regional Ethical Review Board, approval was obtained to perform this study without additional informed consent.
: The authors declare that they have no conflict of interest.