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.
Flores-Chavez M, Bosseno MF, Bastrenta B, Dalenz JL, Hontebeyrie M, Revollo S, Brenière SF.Flores-Chavez M, et al. Among authors: revollo s.Am J Trop Med Hyg. 2006 Sep;75(3):497-501.Am J Trop Med Hyg. 2006.PMID: 16968928