Funding for this research was provided by:
Hjärt-Lungfonden (20140633, 20030595)
Region Östergötland (LIO-693091, LIO-443891)
Received: 18 November 2019
Accepted: 25 April 2020
First Online: 11 May 2020
Ethics approval and consent to participate
: The Regional Ethical Review Board in Linköping, Sweden (original protocol no M76-05; addendum 26-07) approved this substudy of the GLUTAMICS trial. The study was conducted according to the Helsinki Declaration of Human Rights and all patients were enrolled in the study after written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.