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Cholera is common in parts of the world where clean water sources are unreliable. Sudan has suffered multiple outbreaks since the onset of a civil war in 2023. AFP via Getty Images

Cholera still kills thousands each year – in places without clean water, it’s far from history

While cholera launched modern epidemiology and has nearly disappeared in many countries, the disease never went away. It has instead retreated to the places least equipped to fight it.

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