As the seventh pandemic of cholera is caused by V. cholerae biotype El Tor, the former criteria for endemicity of cholera need to be reconsidered as regards their applicability in areas that are infected with cholera. As the mortality rate of cholera nowadays can be reduced to a very low level due to modern methods of treatment, it is suggested that the infection rates of cholera should be taken into consideration as criteria of cholera endemicity, i.
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