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Küchle C, Fricke H, Held E, Schiffl H.Küchle C, et al. Among authors: held e.Am J Nephrol. 1996;16(6):484-8. doi: 10.1159/000169048.Am J Nephrol. 1996.PMID: 8955759Clinical Trial.
Schmidt M, Sitter T, Lederer SR, Held E, Schiffl H.Schmidt M, et al. Among authors: held e.J Nephrol. 2001 Sep-Oct;14(5):424-7.J Nephrol. 2001.PMID: 11730279
Sitter T, Spannagl M, Schiffl H, Held E, van Hinsbergh VW, Kooistra T.Sitter T, et al. Among authors: held e.Nephrol Dial Transplant. 1995;10(5):677-83.Nephrol Dial Transplant. 1995.PMID: 7566582
Schiffl H, Lang SM, König A, Strasser T, Haider MC, Held E.Schiffl H, et al. Among authors: held e.Lancet. 1994 Aug 27;344(8922):570-2. doi: 10.1016/s0140-6736(94)91964-x.Lancet. 1994.PMID: 7914959Clinical Trial.
Schiffl H, Sitter T, Lang S, König A, Haider M, Held E.Schiffl H, et al. Among authors: held e.ASAIO J. 1995 Jul-Sep;41(3):M709-12. doi: 10.1097/00002480-199507000-00104.ASAIO J. 1995.PMID: 8573898Clinical Trial.
Sitter T, Krautz B, Held E, Schiffl H.Sitter T, et al. Among authors: held e.Dtsch Med Wochenschr. 1997 Jan 31;122(5):109-15. doi: 10.1055/s-2008-1047583.Dtsch Med Wochenschr. 1997.PMID: 9072480Clinical Trial.German.
Toepfer M, Schiffl H, Fricke H, Lochmüller H, Held E, Pongratz D, Müller-Felber W.Toepfer M, et al. Among authors: held e.Perit Dial Int. 1998 Mar-Apr;18(2):172-6.Perit Dial Int. 1998.PMID: 9576365