The rains set off dangerous mudslides, inundated homes and destroyed bridges
"We have a few more weeks to be sure to demonstrate causality, but the link betwen Zika and Guillain-Barre is highly probable," Marie-Paule Kieny, WHO Assistant Director-General for Health Systems and Innovation, told a news briefing.
She said it would take at least 18 months to start clinical trials on humans of candidate vaccines against Zika, adding: "Two vaccine candidates seem to be more advanced: a DNA vaccine from the US National Institutes for Health, and an inactivated product from Bharat Biotech, in India."