Funding for this research was provided by:
Anna och Edwin Bergers Stiftelse
Region Skåne (18401)
Birgit and Henry Knutsson Foundation
Received: 3 July 2019
Accepted: 17 November 2019
First Online: 27 November 2019
Ethical approval and consent to participate
: All procedures were in accordance with the ethical standards of the institutional research committees and with the 1964 Helsinki declaration and its later amendments. The regional ethical boards in Lund, Sweden (application #2017/565) and Vancouver, Canada (#H17-03504) approved the study. Informed consent from patients or their legal surrogates before enrollment was required in Sweden whereas the ethics board in Vancouver, Canada waived the need for informed consent.
: Not applicable.
: The authors declare that they have no competing interests.