Updated On: 30 May, 2014 12:40 PM IST | | Agencies
<p>A cheap and easy to deliver oral vaccine against cholera is 86 per cent effective in preventing the infection which causes severe diarrhea and can be fatal, researchers said today</p>

Washington: A cheap and easy to deliver oral vaccine against cholera is 86 per cent effective in preventing the infection which causes severe diarrhea and can be fatal, researchers said today.
Some 1.4 billion people around the globe were at risk for cholera in 2012, according to World Health Organisation (WHO).