Class I Integrons and SXT Elements in El Tor Strains Isolated before and after 1992 Vibrio cholerae O139 Outbreak, Calcutta, India
M. Amita*, S. Roy Chowdhury*, M. Thungapathra*, T. Ramamurthy†, G. Balakrish Nair†‡, and Amit Ghosh*
Author affiliations: *Institute of Microbial Technology, Chandigarh, India; †National Institute of Cholera and Enteric Diseases, Calcutta, India; ‡International Centre for Diarroheal Disease Research, Dhaka 1000, Bangladesh
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