1. Regional Medicines Information and Pharmacovigilance Centre (RELIS Vest), Haukeland University Hospital , Jonas Lies vei 91B, 5021 Bergen , Norway
2. Department of Medical Biochemistry and Pharmacology, Haukeland University Hospital , Bergen , Norway
3. Department of Clinical Science, Faculty of Medicine, University of Bergen , Bergen , Norway
4. Department of Heart Disease, Haukeland University Hospital , Bergen , Norway