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.
Oster AM, Russell K, Wiegand RE, Valverde E, Forrest DW, Cribbin M, Le BC, Paz-Bailey G; NHBS Study Group.Oster AM, et al.PLoS One. 2013 Sep 3;8(9):e73779. doi: 10.1371/journal.pone.0073779. eCollection 2013.PLoS One. 2013.PMID: 24147151Free PMC article.
Wiegand RE, Rose CE, Karon JM.Wiegand RE, et al.Stat Methods Med Res. 2016 Dec;25(6):2733-2749. doi: 10.1177/0962280214531684. Epub 2014 May 5.Stat Methods Med Res. 2016.PMID: 24803511Free PMC article.