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Currently, the emergence of a novel human coronavirus, SARS-CoV-2, has become a global health concern causing severe respiratory tra
Water, sanitation, and hygiene interventions can interrupt diarrhoeal disease transmission and reduce the burden of morbidity and mo
Children under 18 can represent 50% or more of a crisis-affected population.
Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice