Funding for this research was provided by:
Skane University Hospital Lund
Southern Healthcare Region of Sweden
Medicinska Fakulteten, Lunds Universitet
Received: 3 June 2019
Accepted: 25 October 2019
First Online: 28 November 2019
Ethics approval and consent to participate
: The Regional Ethical Review Board in Lund, Sweden, approved the study (reference number 2015/100). All participants gave written informed consent to participate in the study, including publication of data.
: All participants gave written informed consent to publish data.
: The authors declare that they have no competing interests.