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Hackenberg K, Reinwein D.Hackenberg K, et al.Dtsch Med Wochenschr. 1978 Aug 4;103(31):1224-5. doi: 10.1055/s-0028-1129234.Dtsch Med Wochenschr. 1978.PMID: 668564German.No abstract available.
Hackenberg K, Reinwein D.Hackenberg K, et al.Dtsch Med Wochenschr. 1978 Aug 4;103(31):1225-6. doi: 10.1055/s-0028-1129235.Dtsch Med Wochenschr. 1978.PMID: 668565German.No abstract available.
Hackenberg K, Schneider KR, Reinwein D.Hackenberg K, et al.Dtsch Med Wochenschr. 1972 Aug 25;97(34):1264-6.Dtsch Med Wochenschr. 1972.PMID: 5048321German.No abstract available.
Hackenberg K, Reinwein D, Schemmel K.Hackenberg K, et al.Munch Med Wochenschr. 1973 Dec 7;115(49):2216-8.Munch Med Wochenschr. 1973.PMID: 4205415German.No abstract available.