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.
Jackson SF, Cole DC.Jackson SF, et al.Glob J Health Sci. 2013 Jan 31;5(3):54-63. doi: 10.5539/gjhs.v5n3p54.Glob J Health Sci. 2013.PMID: 23618475Free PMC article.
Jackson SF.Jackson SF.Glob Health Promot. 2016 Sep;23(3):3-4. doi: 10.1177/1757975916657023.Glob Health Promot. 2016.PMID: 27515412No abstract available.
Jackson S.Jackson S.Glob Health Promot. 2015 Sep;22(3):60-61. doi: 10.1177/1757975915598504.Glob Health Promot. 2015.PMID: 28075957No abstract available.