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Hijdra A, Brouwers PJ, Vermeulen M, van Gijn J.Hijdra A, et al. Among authors: vermeulen m.Stroke. 1990 Aug;21(8):1156-61. doi: 10.1161/01.str.21.8.1156.Stroke. 1990.PMID: 2389295
Hasan D, Vermeulen M, Wijdicks EF, Hijdra A, van Gijn J.Hasan D, et al. Among authors: vermeulen m.Stroke. 1989 Jun;20(6):747-53. doi: 10.1161/01.str.20.6.747.Stroke. 1989.PMID: 2728040
Hasan D, Vermeulen M, Wijdicks EF, Hijdra A, van Gijn J.Hasan D, et al. Among authors: vermeulen m.Stroke. 1989 Nov;20(11):1511-5. doi: 10.1161/01.str.20.11.1511.Stroke. 1989.PMID: 2815186
Hijdra A, van Gijn J, Nagelkerke NJ, Vermeulen M, van Crevel H.Hijdra A, et al. Among authors: vermeulen m.Stroke. 1988 Oct;19(10):1250-6. doi: 10.1161/01.str.19.10.1250.Stroke. 1988.PMID: 3176085