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Subtype of COVID-19 Delta variant spreading in Western Canada: health officials
COVID-19 variant is becoming predominant in Saskatchewan and is spreading throughout Western Canada, but health officials say it is not considered a variant of concern.The AY.25.1 subtype likely originated in the mid-western United States where it mutated, said Dr. Jessica Minion, a Saskatchewan Health Authority medical microbiologist who presented the information to a health authority meeting last week.