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.
Anderson R, Gao XM, Papakonstantinopoulou A, Fairweather N, Roberts M, Dougan G.Anderson R, et al. Among authors: gao xm.Vaccine. 1997 Jun;15(8):827-9. doi: 10.1016/s0264-410x(96)00262-9.Vaccine. 1997.PMID: 9234525
Londono LP, Jones HB, Vie AT, McPheat WL, Booth G, Gao XM, Dougan G.Londono LP, et al. Among authors: gao xm.FEMS Immunol Med Microbiol. 2000 Feb;27(2):117-25. doi: 10.1111/j.1574-695X.2000.tb01421.x.FEMS Immunol Med Microbiol. 2000.PMID: 10640606Free article.
Anderson R, Gao XM, Papakonstantinopoulou A, Roberts M, Dougan G.Anderson R, et al. Among authors: gao xm.Infect Immun. 1996 Aug;64(8):3168-73. doi: 10.1128/iai.64.8.3168-3173.1996.Infect Immun. 1996.PMID: 8757849Free PMC article.
Chilvers MM, Wordsworth P, Stubbs A, Gao XM.Chilvers MM, et al. Among authors: gao xm.J Immunol. 1998 Apr 15;160(8):3737-42.J Immunol. 1998.PMID: 9558075