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Steenweg ME, Pouwels PJ, Wolf NI, van Wieringen WN, Barkhof F, van der Knaap MS.Steenweg ME, et al. Among authors: van wieringen wn, van der knaap ms.Brain. 2011 Nov;134(Pt 11):3333-41. doi: 10.1093/brain/awr254. Epub 2011 Oct 17.Brain. 2011.PMID: 22006980
van der Knaap MS, van der Grond J, Luyten PR, den Hollander JA, Nauta JJ, Valk J.van der Knaap MS, et al. Among authors: van der grond j.Ann Neurol. 1992 Feb;31(2):202-11. doi: 10.1002/ana.410310211.Ann Neurol. 1992.PMID: 1575459
van der Knaap MS, Valk J, de Neeling N, Nauta JJ.van der Knaap MS, et al.Neuroradiology. 1991;33(6):478-93. doi: 10.1007/BF00588038.Neuroradiology. 1991.PMID: 1780048
van der Knaap MS, Barth PG, Stroink H, van Nieuwenhuizen O, Arts WF, Hoogenraad F, Valk J.van der Knaap MS, et al. Among authors: van nieuwenhuizen o.Ann Neurol. 1995 Mar;37(3):324-34. doi: 10.1002/ana.410370308.Ann Neurol. 1995.PMID: 7695231
van der Knaap MS, van Wezel-Meijler G, Barth PG, Barkhof F, Adèr HJ, Valk J.van der Knaap MS, et al. Among authors: van wezel meijler g.Radiology. 1996 Aug;200(2):389-96. doi: 10.1148/radiology.200.2.8685331.Radiology. 1996.PMID: 8685331
van der Knaap MS, Kamphorst W, Barth PG, Kraaijeveld CL, Gut E, Valk J.van der Knaap MS, et al.Neurology. 1998 Aug;51(2):540-7. doi: 10.1212/wnl.51.2.540.Neurology. 1998.PMID: 9710032Clinical Trial.