Ontario expands access to 4th COVID-19 vaccine doses to all adults - CBC.ca

Ontario is expanding eligibility for fourth shots of COVID-19 vaccines to all adults this week, but the province's top doctor said healthy people under the age of 60 who have had three doses already may want to wait until the fall for a second booster.

Ontario is expanding eligibility for fourth shots of COVID-19 vaccines to all adults this week, but the province's top doctor said healthy people under the age of 60 who have had three doses already … [+3211 chars]

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