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.
Sapey E, Stockley JA, Greenwood H, Ahmad A, Bayley D, Lord JM, Insall RH, Stockley RA.Sapey E, et al.Am J Respir Crit Care Med. 2011 May 1;183(9):1176-86. doi: 10.1164/rccm.201008-1285OC. Epub 2011 Jan 21.Am J Respir Crit Care Med. 2011.PMID: 21257786
Hill AT, Bayley DL, Campbell EJ, Hill SL, Stockley RA.Hill AT, et al. Among authors: bayley dl.Eur Respir J. 2000 May;15(5):886-90. doi: 10.1034/j.1399-3003.2000.15e12.x.Eur Respir J. 2000.PMID: 10853853Free article.