An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Lechner H, Bertha G.Lechner H, et al. Among authors: bertha g.Wien Med Wochenschr. 1986 Aug 31;136(15-16):387-91.Wien Med Wochenschr. 1986.PMID: 3788190German.
Walzl M, Lechner H, Walzl B, Kleinert G, Schied G, Freidl W, Bertha G.Walzl M, et al. Among authors: bertha g.Schweiz Med Wochenschr. 1993 Oct 9;123(40):1875-82.Schweiz Med Wochenschr. 1993.PMID: 8211041Clinical Trial.German.
Ott E, Bertha G, Marguc K, Ladurner G, Lechner H.Ott E, et al. Among authors: bertha g.Nervenarzt. 1982 Feb;53(2):78-82.Nervenarzt. 1982.PMID: 7063091German.No abstract available.
Ott E, Fazekas F, Tschinkel M, Bertha G, Lechner H.Ott E, et al. Among authors: bertha g.Eur Neurol. 1983;22 Suppl 1:35-7. doi: 10.1159/000115609.Eur Neurol. 1983.PMID: 6884403