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.
Tong S, Hu W, McMichael AJ.Tong S, et al. Among authors: hu w.Trop Med Int Health. 2004 Feb;9(2):298-304. doi: 10.1046/j.1365-3156.2003.01175.x.Trop Med Int Health. 2004.PMID: 15040569Free article.
Hu W, Nicholls N, Lindsay M, Dale P, McMichael AJ, Mackenzie JS, Tong S.Hu W, et al.Am J Trop Med Hyg. 2004 Aug;71(2):129-37.Am J Trop Med Hyg. 2004.PMID: 15306700
Naish S, Hu W, Nicholls N, Mackenzie JS, McMichael AJ, Dale P, Tong S.Naish S, et al. Among authors: hu w.Environ Health Perspect. 2006 May;114(5):678-83. doi: 10.1289/ehp.8568.Environ Health Perspect. 2006.PMID: 16675420Free PMC article.
Naish S, Hu W, Nicholls N, Mackenzie JS, Dale P, McMichael AJ, Tong S.Naish S, et al. Among authors: hu w.Trop Med Int Health. 2009 Feb;14(2):247-56. doi: 10.1111/j.1365-3156.2008.02217.x. Epub 2009 Jan 28.Trop Med Int Health. 2009.PMID: 19187524Free article.