1. Department of Clinical Biochemistry, Copenhagen University Hospital—Rigshospitalet , Blegdamsvej 9, 2100 Copenhagen , Denmark
2. Department of Cardiology, Copenhagen University Hospital—Herlev-Gentofte Hospital , Denmark
3. Department of Clinical Biochemistry, Copenhagen University Hospital—Herlev-Gentofte Hospital , Denmark
4. Department of Cardiology, Copenhagen University Hospital—Rigshospitalet , Denmark
5. Department of Clinical Medicine, University of Copenhagen , Blegdamsvej 3, 2200 Copenhagen , Denmark