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.
Johnson RE, Jones GT, Wiles NJ, Chaddock C, Potter RG, Roberts C, Symmons DP, Watson PJ, Torgerson DJ, Macfarlane GJ.Johnson RE, et al.Spine (Phila Pa 1976). 2007 Jul 1;32(15):1578-85. doi: 10.1097/BRS.0b013e318074f890.Spine (Phila Pa 1976). 2007.PMID: 17621203Clinical Trial.
Wiles NJ, Lingford-Hughes A, Daniel J, Hickman M, Farrell M, Macleod J, Haynes JC, Skapinakis P, Araya R, Lewis G.Wiles NJ, et al.Addiction. 2007 Oct;102(10):1546-63. doi: 10.1111/j.1360-0443.2007.01930.x. Epub 2007 Aug 4.Addiction. 2007.PMID: 17680850Review.