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Reinshagen M, Schütz E, Armstrong VW, Behrens C, von Tirpitz C, Stallmach A, Herfarth H, Stein J, Bias P, Adler G, Shipkova M, Kruis W, Oellerich M, von Ahsen N.Reinshagen M, et al. Among authors: armstrong vw.Clin Chem. 2007 Jul;53(7):1306-14. doi: 10.1373/clinchem.2007.086215. Epub 2007 May 10.Clin Chem. 2007.PMID: 17495015Clinical Trial.
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