1. From the Research Institute of Internal Medicine (A.A., I.G., S.H., V.B., T.B.D., A.R., C.P.D., A.E.M., P.A., B.H.), Department of Neurology (A.A., K.R.S., D.R., M.S.), Department of Thoracic and Cardiovascular Surgery (K.K.-S.), Department of Cardiology (C.P.D.), and Section of Clinical Immunology and Infectious Diseases (P.A.), Oslo University Hospital Rikshospitalet Oslo, Norway; Department of Neurology, Oslo University Hospital, Ullevål, Norway (L.H.A.); Institute of Clinical Medicine (A.A., I.G...