After polio detected abroad, Canada will start testing wastewater from certain cities 'as soon as possible' - CBC News

After new reports of polio cases abroad, and virus samples in the wastewater of several other developed countries, Canada intends to start testing wastewater from a number of cities "as soon as possible," CBC News has learned.

After new reports of polio cases abroad, and virus samples in the wastewater of several other developed countries, Canada intends to start testing wastewater from a number of cities "as soon as possi… [+4127 chars]

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