1 Clinical Department of Laboratory Medicine (S.P., I.J., J.B., P.V., D.V.), University Hospitals Leuven, 3000 Leuven, Belgium; Department of Cardiovascular Sciences (S.P., P.V.) and Laboratory of Clinical and Experimental Endocrinology (D.V.), Department of Clinical and Experimental Medicine, KU Leuven, 3000 Leuven, Belgium Email: steven.pauwels@uzleuven.be.