Karina J. Vargas, José M. Sarmiento, Pamela Ehrenfeld, Carolina C. Añazco, Carolina I. Villanueva, Pamela L. Carmona, Marianne Brenet, Javier Navarro, Werner Müller-Esterl, Carlos D. Figueroa, Carlos B. González
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Author manuscript; available in PMC 2010 Apr 1.Published in final edited form as: Differentiation. 2009 Apr; 77(4): 377–385. Published online 2009 Jan 20. doi: 10.1016/j.diff.2008.11.002