Anaphylaxis warning: UK issues warning on Pfizer Covid-19 vaccine over new jab khaleejtimes.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from khaleejtimes.com Daily Mail and Mail on Sunday newspapers.
Britain began mass vaccinating its population on Tuesday, part of a global drive that poses one of the biggest logistical challenges in peacetime history.