https://www.channelnewsasia.com/world/pfizer-bivalent-covid-19-vaccine-very-unlikely-carry-increased-stroke-risk-elderly-us-cdc-3205531
US federal health officials said it is "very unlikely" that Pfizer's bivalent COVID-19 shot carries an increased risk of stroke for people aged 65 and older, after it launched an investigation into a preliminary safety concern detected by one of its monitorin…
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