1. Department of Internal Medicine, Universitair Ziekenhuis Leuven (UZL), Leuven, Belgium
2. Department of Cardiology, Universitair Ziekenhuis Antwerpen (UZA), Edegem, Belgium
3. Department of Oncology, Heilig Hart ziekenhuis Lier (HHL), Lier, Belgium
4. Department of Cardiology, UZ, Antwerpen, Edegem, Belgium