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.
Sanner BM, Konermann M, Sturm A, Müller HJ, Zidek W.Sanner BM, et al.Eur Respir J. 1997 Sep;10(9):2079-83. doi: 10.1183/09031936.97.10092079.Eur Respir J. 1997.PMID: 9311506Free article.
Tepel M, Sanner BM, van der Giet M, Zidek W.Tepel M, et al. Among authors: sanner bm.J Sleep Res. 2000 Sep;9(3):285-91. doi: 10.1046/j.1365-2869.2000.00207.x.J Sleep Res. 2000.PMID: 11012869