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.
Lisi AJ, Burgo-Black AL, Kawecki T, Brandt CA, Goulet JL.Lisi AJ, et al. Among authors: burgo black al.Spine (Phila Pa 1976). 2014 Jun 15;39(14):1151-6. doi: 10.1097/BRS.0000000000000350.Spine (Phila Pa 1976). 2014.PMID: 24732845
Spelman JF, Hunt SC, Seal KH, Burgo-Black AL.Spelman JF, et al. Among authors: burgo black al.J Gen Intern Med. 2012 Sep;27(9):1200-9. doi: 10.1007/s11606-012-2061-1. Epub 2012 May 31.J Gen Intern Med. 2012.PMID: 22648608Free PMC article.Review.