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Zenker G, Harnoncourt K, Forche G.Zenker G, et al. Among authors: harnoncourt k.Wien Med Wochenschr. 1983 Jun 15;133(11):291-4.Wien Med Wochenschr. 1983.PMID: 6880217German.
Forche G, Zenker G, Harnoncourt K.Forche G, et al. Among authors: harnoncourt k.Wien Med Wochenschr. 1986 May 15;136(9):213-8.Wien Med Wochenschr. 1986.PMID: 3739357Clinical Trial.German.
Harnoncourt K, Forche G.Harnoncourt K, et al.Wien Med Wochenschr. 1978 Oct 10;128(18):585-6.Wien Med Wochenschr. 1978.PMID: 281816German.No abstract available.