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Vermel M, Guermann B, Delage L, Grienenberger JM, Maréchal-Drouard L, Gualberto JM.Vermel M, et al. Among authors: gualberto jm.Proc Natl Acad Sci U S A. 2002 Apr 30;99(9):5866-71. doi: 10.1073/pnas.092019599. Epub 2002 Apr 23.Proc Natl Acad Sci U S A. 2002.PMID: 11972043Free PMC article.