WHO / Enric Catala
A health worker tests a water sample from a well to certify if it is viable for consumption at Provincial Health Department in Pakse, Lao PDR.
A health worker tests a water sample from a well to certify if it is viable for consumption at Provincial Health Department in Pakse, Lao PDR.
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Water, sanitation and hygiene (WASH)
Water, sanitation and hygiene (WASH) in the Western Pacific
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