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Halama N, Michel S, Kloor M, Zoernig I, Pommerencke T, von Knebel Doeberitz M, Schirmacher P, Weitz J, Grabe N, Jäger D.Halama N, et al. Among authors: jager d.Cancer Immun. 2009 Feb 19;9:1.Cancer Immun. 2009.PMID: 19226101Free PMC article.