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.
Chatfield SN, Fairweather N, Charles I, Pickard D, Levine M, Hone D, Posada M, Strugnell RA, Dougan G.Chatfield SN, et al.Vaccine. 1992;10(1):53-60. doi: 10.1016/0264-410x(92)90420-o.Vaccine. 1992.PMID: 1311488
Herrington DA, Losonsky GA, Smith G, Volvovitz F, Cochran M, Jackson K, Hoffman SL, Gordon DM, Levine MM, Edelman R.Herrington DA, et al. Among authors: levine mm.Vaccine. 1992;10(12):841-6. doi: 10.1016/0264-410x(92)90047-n.Vaccine. 1992.PMID: 1455910Clinical Trial.
Levine MM, McEwen J, Losonsky G, Reymann M, Harari I, Brown JE, Taylor DN, Donohue-Rolfe A, Cohen D, Bennish M, et al.Levine MM, et al.J Clin Microbiol. 1992 Jul;30(7):1636-41. doi: 10.1128/jcm.30.7.1636-1641.1992.J Clin Microbiol. 1992.PMID: 1629317Free PMC article.