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Büchler M, Friess H, Klempa I, Hermanek P, Sulkowski U, Becker H, Schafmayer A, Baca I, Lorenz D, Meister R, et al.Büchler M, et al.Am J Surg. 1992 Jan;163(1):125-30; discussion 130-1. doi: 10.1016/0002-9610(92)90264-r.Am J Surg. 1992.PMID: 1733360Clinical Trial.
Ulrich A, Hartel M, Weitz J, Friess H, Büchler M.Ulrich A, et al.Dtsch Med Wochenschr. 2004 Apr 23;129(17):957-62. doi: 10.1055/s-2004-823165.Dtsch Med Wochenschr. 2004.PMID: 15083399Review.German.No abstract available.