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Ala-Kokko L, Hyland J, Smith C, Kivirikko KI, Jimenez SA, Prockop DJ.Ala-Kokko L, et al. Among authors: jimenez sa.J Biol Chem. 1991 Aug 5;266(22):14175-8.J Biol Chem. 1991.PMID: 1860834Free article.