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.
Köhler D, Vastag E.Köhler D, et al. Among authors: vastag e.Pneumologie. 1991 May;45(5):314-32.Pneumologie. 1991.PMID: 1857687Review.German.No abstract available.
Matthys H, Vastag E, Köhler D, Daikeler G, Fischer J.Matthys H, et al. Among authors: vastag e.Respiration. 1983;44(5):329-37. doi: 10.1159/000194565.Respiration. 1983.PMID: 6312521
Islam MS, Rasche B, Vastag E, Ulmer WT.Islam MS, et al. Among authors: vastag e.Respiration. 1972;29(5):538-48. doi: 10.1159/000192924.Respiration. 1972.PMID: 4405713German.No abstract available.