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Extracellular nucleotides as negative modulators of immunity.
Di Virgilio F, Boeynaems JM, Robson SC. Di Virgilio F, et al. Curr Opin Pharmacol. 2009 Aug;9(4):507-13. doi: 10.1016/j.coph.2009.06.021. Epub 2009 Jul 21. Curr Opin Pharmacol. 2009. PMID: 19628431 Free PMC article. Review.