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Geiser, Marianne; Casaulta, Marco; Kupferschmid, Barbara; Schulz, Holger; Semmler-Behnke, Manuela; Kreyling, Wolfgang (2008). The role of macrophages in the clearance of inhaled ultrafine titanium dioxide particles. American journal of respiratory cell and molecular biology, 38(3), pp. 371-6. New York, N.Y.: American Lung Association 10.1165/rcmb.2007-0138OC
