1. From Department of Heart Disease, Division of Cardiothoracic and Respiratory Medicine (J.M., K.R.) and Department of Neurology, Division of Neurosciences and Orthopedics (E.B.M.), University Hospital of North Norway, Tromsø; Departments of Community Medicine (J.M., T.W., M.-L.L., I.N., L.A.H., K.H.B.) and Clinical Medicine (E.B.M., K.R.), UiT, Arctic University of Norway, Tromsø; Department of Biostatistics, Institute of Basic Medical Science, University of Oslo, Norway (D.S.T.); Clinic for Heart...