MONROVIA, Liberia—Two months after Liberia’s largest slum fought a government-imposed Ebola quarantine, residents are in a desperate push to conquer the deadly virus—with or without the government’s help.

It is a marked change from August, when many in West Point argued Ebola was a hoax and some residents even dumped the highly contagious corpses of Ebola victims into a nearby river to avoid handing them over to the government’s body-collection teams.

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