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.
Beys-da-Silva WO, Santi L, Berger M, Guimarães JA, Schrank A, Vainstein MH.Beys-da-Silva WO, et al. Among authors: santi l.Trans R Soc Trop Med Hyg. 2013 Jan;107(1):59-61. doi: 10.1093/trstmh/trs006.Trans R Soc Trop Med Hyg. 2013.PMID: 23296698