Safety data on Pfizer jab released by US American regulators are yet to approve the vaccine, despite the UK pushing ahead with mass rollout. Source
‘Mix-and-match’ coronavirus vaccines to be tested Trials are being planned in the UK to see if combining Covid vaccines might give the best protection. Source
Coronavirus: First Covid-19 vaccine in NI given to nurse Joanna Sloan, who will head up Belfast's vaccine roll out, received the jab at the Royal Victoria Hospital. Source