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.
Banks LM, Zuurmond M, Ferrand R, Kuper H.Banks LM, et al.Trop Med Int Health. 2015 Apr;20(4):411-29. doi: 10.1111/tmi.12449. Epub 2015 Jan 14.Trop Med Int Health. 2015.PMID: 25495989Free article.Review.