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.
Khan A, Sterling TR, Reves R, Vernon A, Horsburgh CR.Khan A, et al.Am J Respir Crit Care Med. 2006 Aug 1;174(3):344-8. doi: 10.1164/rccm.200511-1834OC. Epub 2006 May 18.Am J Respir Crit Care Med. 2006.PMID: 16709935Clinical Trial.
Friedman EE, Khan A, Duffus WA.Friedman EE, et al. Among authors: khan a.Public Health Rep. 2018 Jul/Aug;133(4):413-422. doi: 10.1177/0033354918776639. Epub 2018 Jun 21.Public Health Rep. 2018.PMID: 29928845Free PMC article.
Balaban V, Marks SM, Etkind SC, Katz DJ, Higashi J, Flood J, Cronin A, Ho CS, Khan A, Chorba T.Balaban V, et al. Among authors: khan a.Public Health Rep. 2015 Jul-Aug;130(4):349-54. doi: 10.1177/003335491513000413.Public Health Rep. 2015.PMID: 26345625Free PMC article.
Khan A, Marks S, Katz D, Morris SB, Lambert L, Magee E, Bowman S, Grant G.Khan A, et al.Am J Public Health. 2018 Nov;108(S4):S321-S326. doi: 10.2105/AJPH.2018.304606.Am J Public Health. 2018.PMID: 30383425Free PMC article.