The UN is calling for countries to think twice about putting health workers who've been in west Africa into quarantine.
Compulsory quarantine rules have already been imposed in several US states, worried about people returning home with Ebola.
But UN Special Envoy Dr David Navarro thinks it'll be counter-productive.
"So if they've got no symptoms then please think very hard before putting restrictions on them. We really don't want to jeopardise the effort to mobilise health workers."
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