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.
Wu A, Good C, Downs JR, Fine MJ, Pugh MJ, Anzueto A, Mortensen EM.Wu A, et al. Among authors: downs jr.PLoS One. 2014 Jan 28;9(1):e85797. doi: 10.1371/journal.pone.0085797. eCollection 2014.PLoS One. 2014.PMID: 24489672Free PMC article.
McConnell M, Downs JR, Good CB.McConnell M, et al. Among authors: downs jr.JAMA Intern Med. 2014 Mar;174(3):473. doi: 10.1001/jamainternmed.2013.12872.JAMA Intern Med. 2014.PMID: 24590082No abstract available.