1. From the Department of Public Health and Primary Care, KU Leuven Campus Kulak Kortrijk, Kortrijk (H.P.), and the Departments of Clinical Chemistry (E.C.) and Nephrology–Dialysis–Transplantation (P.D.), University of Liège, Centre Hospitalier Universitaire du Sart-Tilman, Liège — all in Belgium; the Division of Occupational and Environmental Medicine, Lund University (J.B., A.Å.), Clinical Studies Sweden, Forum South (J.B., A.Å.), and the Department of Clinical Chemistry (A.G.), Skåne University Hospital,...