[1] UNIV COPENHAGEN,HVIDOVRE HOSP,NEUROL CLIN,DK-2650 HVIDOVRE,DENMARK
[2] UNIV COPENHAGEN,HVIDOVRE HOSP,CLIN NEUROPHYSIOL CLIN,DK-2650 HVIDOVRE,DENMARK
[3] UNIV COPENHAGEN,HVIDOVRE HOSP,RADIOL CLIN,DK-2650 HVIDOVRE,DENMARK
[4] UNIV COPENHAGEN,HVIDOVRE HOSP,MAGNET RESONANCE CLIN,DK-2650 HVIDOVRE,DENMARK
[5] BISPEBJERG HOSP,DEPT CLIN PHYSIOL,DK-2400 COPENHAGEN NV,DENMARK