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Sintnicolaas K, van Marwijk Kooij M, van Prooijen HC, van Dijk BA, van Putten WL, Claas FH, Novotny VM, Brand A.Sintnicolaas K, et al. Among authors: novotny vm.Blood. 1995 Feb 1;85(3):824-8.Blood. 1995.PMID: 7833483Free article.Clinical Trial.