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.
Goldstick JE, Stoddard SA, Carter PM, Zimmerman MA, Walton MA, Cunningham RM.Goldstick JE, et al. Among authors: walton ma.Am J Drug Alcohol Abuse. 2016 Nov;42(6):671-681. doi: 10.1080/00952990.2016.1174707. Epub 2016 Jun 17.Am J Drug Alcohol Abuse. 2016.PMID: 27315355Free PMC article.
Stoddard SA, Meier-Austic E, Epstein-Ngo Q, Walton M, Carter PM, Heinze JE, Zimmerman MA, Cunningham R.Stoddard SA, et al. Among authors: walton m.Drug Alcohol Depend. 2020 Aug 1;213:108117. doi: 10.1016/j.drugalcdep.2020.108117. Epub 2020 Jun 15.Drug Alcohol Depend. 2020.PMID: 32585420Free PMC article.