Department of Cardiology, Østfold Hospital Trust, PO Box 300, 1714 Grålum, Sarpsborg, Norway
Institute of Clinical Medicine, University of Oslo, PO Box 1171 Blindern, 0318 Oslo, Norway
HUNT Research Centre, Faculty of Medicine and Health Sciences, NTNU—Norwegian University of Science and Technology, Forskningsveien 2, 7600 Levanger, Norway
Department of Haematology, Østfold Hospital Trust, PO Box 300, 1714 Grålum. Sarpsborg, Norway
Statisticon AB, Klara Södra kyrkogata 1, 111 52 Stockholm, Sweden
Department of Cardiology, Oslo University Hospital Ullevål, PO Box 4956, Nydalen. NO-0424 Oslo, Norway
Corresponding author. Tel: +47 40604350, Fax: +47 69864850, Email: [email protected]
Received August 26, 2019
Received in revised form October 29, 2019
Accepted January 9, 2020
