1. From the Department of Internal Medicine (N.A., R.N., B.H.S., L.E.V.), Department of Epidemiology (N.A., S.A., R.N., A.H., M.A.I., B.H.S., L.E.V., M.W.V.), Department of Radiology (S.A., M.A.I., M.W.V.), and Department of Neurology (S.A., M.A.I.), Erasmus Medical Center, Rotterdam, the Netherlands; Inspectorate of Health Care, The Hague, the Netherlands (B.H.S.); and Apotheek Haagse Ziekenhuizen – HAGA, The Hague, the Netherlands (L.E.V.).