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Ecke M, Schickel W, Otto-Unger G.Ecke M, et al. Among authors: otto unger g.Z Urol Nephrol. 1984 Feb;77(2):87-92.Z Urol Nephrol. 1984.PMID: 6711159German.
Fukala E, Otto-Unger G, Geissler W, Wermann B.Fukala E, et al.Dtsch Gesundheitsw. 1973 Jan 2;28(2):64-7.Dtsch Gesundheitsw. 1973.PMID: 4353394German.No abstract available.
Fukala E, Otto-Unger G, Geissler W, Wermann B.Fukala E, et al.Dtsch Gesundheitsw. 1970 Oct 1;25(40):1890-3.Dtsch Gesundheitsw. 1970.PMID: 5484090German.No abstract available.