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.
Ridenour TA, Lanza ST, Donny EC, Clark DB.Ridenour TA, et al.Addict Behav. 2006 Jun;31(6):962-83. doi: 10.1016/j.addbeh.2006.03.015. Epub 2006 May 4.Addict Behav. 2006.PMID: 16677774Free PMC article.
Lanza ST, Patrick ME, Maggs JL.Lanza ST, et al.J Drug Issues. 2010;40(1):93-120. doi: 10.1177/002204261004000106.J Drug Issues. 2010.PMID: 20672019Free PMC article.
Vasilenko SA, Kugler KC, Butera NM, Lanza ST.Vasilenko SA, et al.Arch Sex Behav. 2015 Apr;44(3):705-15. doi: 10.1007/s10508-014-0258-6. Epub 2014 Jan 22.Arch Sex Behav. 2015.PMID: 24449152Free PMC article.