1. From the Department of Public Health (E.V., H.F.L., V.C.), Erasmus MC University Medical Center, Rotterdam
2. Department of Neurology (E.V., V.C., M.J.H.L.M., D.W.J.D., B.R.), Erasmus MC University Medical Center, Rotterdam
3. Department of Neurology (A.E.G., S.M.Z., Y.B.W.E.M.R., J.M.C.), Amsterdam UMC, University of Amsterdam
4. Department of Neurology, Maastricht University Medical Center (W.H., I.R.d.R.)
5. Department of Radiology and Nuclear Medicine (K.M.T., C.B.L.M.M.), Amsterdam UMC, University of Amsterdam
6. Department of Radiology & Nuclear Medicine (V.C., B.R.), Erasmus MC University Medical Center, Rotterdam
7. Department of Neurology, Onze Lieve Vrouwe Gasthuis, Amsterdam (S.M.Z.)
8. Department of Biomedical Engineering & Physics (H.A.M.), Amsterdam UMC, University of Amsterdam
9. Department of Neurology, Sint Antonius Hospital, Nieuwegein (W.J.S.)
10. Department of Neurology, Leiden University Medical Center (M.J.H.W.).