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.
Barsum W, Wilson R, Read RC, Rutman A, Todd HC, Houdret N, Roussel P, Cole PJ.Barsum W, et al. Among authors: rutman a.Eur Respir J. 1995 May;8(5):709-14.Eur Respir J. 1995.PMID: 7656939Free article.
Rutman A, Cullinan P, Woodhead M, Cole PJ, Wilson R.Rutman A, et al.Thorax. 1993 Jul;48(7):770-1. doi: 10.1136/thx.48.7.770.Thorax. 1993.PMID: 8153929Free PMC article.
Read RC, Shankar S, Rutman A, Feldman C, Yacoub M, Cole PJ, Wilson R.Read RC, et al. Among authors: rutman a.Eur Respir J. 1991 Jul;4(7):796-801.Eur Respir J. 1991.PMID: 1955000