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Wipfler-Freibmuth E, Dejaco C, Duftner C, Gaugg M, Kriessmayr-Lungkofler M, Schirmer M.Wipfler-Freibmuth E, et al. Among authors: duftner c.Clin Exp Rheumatol. 2009 Jul-Aug;27(4):658-60.Clin Exp Rheumatol. 2009.PMID: 19772802