The Lancet
Nov 14, 2009   Volume 374  Number 9702 Pages 1653 – 1722
http://www.thelancet.com/journals/lancet/issue/current

Comment
An affordable cholera vaccine: an important step forward
Saranya Sridhar

The cholera epidemic in Zimbabwe, which has claimed over 4000 lives since August, 2008,1 has refocused the world’s attention on strategies to prevent cholera. Such devastating cholera outbreaks, increasingly common as a result of sudden movements of populations and natural disasters, represent the tip of the iceberg and add to the regular burden of endemic cholera. WHO reported 236 896 cholera cases worldwide in 2006, an increase of 79% over the previous year, although these figures are thought to represent only 5–10% of actual cases.