RT Journal Article SR Electronic T1 Indolent course of progressive multifocal leukoencephalopathy during natalizumab treatment in MS JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP 574 OP 576 DO 10.1212/WNL.0b013e31820b7644 VO 76 IS 6 A1 A. Vennegoor A1 M.P. Wattjes A1 E.T.L. van Munster A1 R.L. Kriekaart A1 B.W. van Oosten A1 F. Barkhof A1 J. Killestein A1 C.H. Polman YR 2011 UL http://n.neurology.org/content/76/6/574.1.abstract AB