1. From the Departments of Internal Medicine and Geratology (S.T.P.) and the Stroke Prevention Research Unit (P.M.R.), Department of Clinical Neurology, Radcliffe Infirmary, Oxford University, Oxford, UK; the Julius Centre for Health Sciences and Primary Care and the Department of Neurology (A.A., M.-J.A.), University Medical Centre of Utrecht, The Netherlands; the Department of Neurology 3 (G.B.), Bakirkoy Ruh ve Sinir Hastaliklari Hastanesi, Istanbul, Turkey; the Department of Neurology (A.C., K.K.),...