During the 1990s a new epidemic strain, V. cholerae O139 Bengal was identified. It caused large outbreaks in India and Bangladesh beginning in 1992.

• 90年代一种新的流行株，0139Bengal霍乱弧菌得到了鉴定，该菌引起始于1992年印度、孟加拉国的多次大爆发。