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Snijders PJ, Schulten EA, Mullink H, ten Kate RW, Jiwa M, van der Waal I, Meijer CJ, Walboomers JM.Snijders PJ, et al.Am J Pathol. 1990 Sep;137(3):659-66.Am J Pathol. 1990.PMID: 2169191Free PMC article.