1. From the Department of Nutrition and Food Sciences, University of Bonn, Bonn, Germany (KF, DM, and UN); the Institute of Epidemiology, Kiel University, Kiel, Germany (MK and WL); the Department of Neurology, University of Ulm, Ulm, Germany (H-PM and JK); and PopGen Biobank, University Hospital Schleswig-Holstein, Kiel, Germany (GJ).