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Globally, cholera epidemics continue to challenge disease control.
In order to ensure maximum consumer benefits (e.g.
Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice
Regular biting collections were conducted in 1993-1994 to investigate seasonal fluctuations in the abundance of anophelines in Afgha
Malaria control among nomadic populations has, in the past, posed serious logistic difficulties.