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Keon WJ, Bédard P, Akyurekli Y, Brais M, Berkman F, Tan KW, Morton BC.Keon WJ, et al. Among authors: akyurekli y.Can Med Assoc J. 1976 Feb 21;114(4):312-5.Can Med Assoc J. 1976.PMID: 1082791Free PMC article.