Received: 13 April 2020
Accepted: 2 March 2021
First Online: 17 March 2021
: All parts of the study were conducted according to the principles of the 1964 Helsinki Declaration and the study was approved by the Regional Ethical Review Board in Lund (registration number 2016/404). The study is registered at ClinicalTrials.gov, registration number NCT02869854, registration date 17 August 2016, ExternalRef removed. Written informed consent was obtained from all patients entering the study before inclusion.
: Not applicable
: The authors declare that they have no competing interests.