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Balla J, Jacob HS, Balla G, Nath K, Eaton JW, Vercellotti GM.Balla J, et al.Proc Natl Acad Sci U S A. 1993 Oct 15;90(20):9285-9. doi: 10.1073/pnas.90.20.9285.Proc Natl Acad Sci U S A. 1993.PMID: 8415693Free PMC article.