1. From the Department of Medical Biochemistry and Genetics (K.M., M.J., H. Kääriäinen), University of Turku, Finland; the Division of Clinical Geriatrics (K.A., M.V.), Karolinska Institutet and Karolinska University Hospital, Stockholm, Sweden; the Division of Radiology, Department for Clinical Science (L.B.), Intervention and Technology (CLINTEC), Karolinska Institutet, Stockholm, Sweden; the Department of Molecular Medicine (H. Kääriäinen), National Public Health Institute, Helsinki, Finland;...