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Winkler K, Wetzka B, Hoffmann MM, Friedrich I, Kinner M, Baumstark MW, Zahradnik HP, Wieland H, März W.Winkler K, et al. Among authors: friedrich i.J Clin Endocrinol Metab. 2003 Mar;88(3):1162-6. doi: 10.1210/jc.2002-021160.J Clin Endocrinol Metab. 2003.PMID: 12629100
Winkler K, Abletshauser C, Hoffmann MM, Friedrich I, Baumstark MW, Wieland H, März W.Winkler K, et al. Among authors: friedrich i.J Clin Endocrinol Metab. 2002 Dec;87(12):5485-90. doi: 10.1210/jc.2002-020370.J Clin Endocrinol Metab. 2002.PMID: 12466341Clinical Trial.
Winkler K, Konrad T, Füllert S, Friedrich I, Destani R, Baumstark MW, Krebs K, Wieland H, März W.Winkler K, et al. Among authors: friedrich i.Diabetes Care. 2003 Sep;26(9):2588-94. doi: 10.2337/diacare.26.9.2588.Diabetes Care. 2003.PMID: 12941723Clinical Trial.
Winkler K, Abletshauser C, Friedrich I, Hoffmann MM, Wieland H, März W.Winkler K, et al. Among authors: friedrich i.J Clin Endocrinol Metab. 2004 Mar;89(3):1153-9. doi: 10.1210/jc.2003-031494.J Clin Endocrinol Metab. 2004.PMID: 15001601Clinical Trial.
Wetzka B, Hoffmann MM, Friedrich I, Baumstark MW, Zahradnik HP, März W, Winkler K.Wetzka B, et al. Among authors: friedrich i.Hypertens Pregnancy. 2004;23(2):143-53. doi: 10.1081/PRG-120028290.Hypertens Pregnancy. 2004.PMID: 15369648Free article.
Wetzka B, Winkler K, Kinner M, Friedrich I, März W, Zahradnik HP.Wetzka B, et al. Among authors: friedrich i.Semin Thromb Hemost. 1999;25(5):455-62. doi: 10.1055/s-2007-994950.Semin Thromb Hemost. 1999.PMID: 10625202
Winkler K, Wetzka B, Hoffmann MM, Friedrich I, Kinner M, Baumstark MW, Wieland H, März W, Zahradnik HP.Winkler K, et al. Among authors: friedrich i.J Clin Endocrinol Metab. 2000 Dec;85(12):4543-50. doi: 10.1210/jcem.85.12.7027.J Clin Endocrinol Metab. 2000.PMID: 11134106Clinical Trial.
Winkler K, Hoffmann MM, Winkelmann BR, Friedrich I, Schäfer G, Seelhorst U, Wellnitz B, Wieland H, Boehm BO, März W.Winkler K, et al. Among authors: friedrich i.Clin Chem. 2007 Aug;53(8):1440-7. doi: 10.1373/clinchem.2007.086298. Epub 2007 Jun 15.Clin Chem. 2007.PMID: 17573419
Winkler K, Schäfer JR, Klima B, Nuber C, Sattler A, Friedrich I, Köster W, Steinmetz A, Wieland H, März W.Winkler K, et al. Among authors: friedrich i.Atherosclerosis. 1999 May;144(1):167-75. doi: 10.1016/s0021-9150(99)00051-9.Atherosclerosis. 1999.PMID: 10381290Clinical Trial.