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.
McKee SA, Wall AM, Hinson RE, Goldstein A, Bissonnette M.McKee SA, et al.Psychol Addict Behav. 2003 Sep;17(3):219-25. doi: 10.1037/0893-164X.17.3.219.Psychol Addict Behav. 2003.PMID: 14498816Clinical Trial.
Duhig AM, Cavallo DA, McKee SA, George TP, Krishnan-Sarin S.Duhig AM, et al. Among authors: mckee sa.Addict Behav. 2005 Feb;30(2):271-83. doi: 10.1016/j.addbeh.2004.05.016.Addict Behav. 2005.PMID: 15621398