Singapore – On Wednesday (Jan 20), Deputy Prime Minister Heng Swee Keat received his first dose of the Pfizer-BioNTech vaccine, noting in social media that it is safe for former stroke patients like himself. “Took my first dose of the Pfizer-BioNTech Covid-19 vaccination this morning at the National Centre of Infectious Diseases, Tan Tock Seng … Continue reading Pfizer-BionTech shot safe for former stroke patients