1. From the Department of Internal Medicine (M.-S.L., Y.-W.W., C.-C.H., Y.-H.C., H.-J.L., H.-Y.L., L.-C.L., Y.-B.L., M.-F.C., H.-L.K.), National Taiwan University Hospital, Taipei; Graduate Institute of Clinical Medicine (M.-S.L.), Medical College, National Taiwan University, Taipei; Department of Neurology (M.-J.C., C.-C.C.), National Taiwan University Hospital, Taipei; Department of Psychology (M.-J.C.), National Taiwan University, Taipei; Department of Nuclear Medicine (Y.-W.W.), National Taiwan...