US
AstraZeneca vaccine’s efficacy in preventing infections was 70.4%, compared with Pfizer/BioNTech's efficacy of 95%
Govt hopes to give the first dose of Oxford or the Pfizer vaccine to 2 million people over the next two weeks
Moderna expects immunity from its vaccine to protect against the variants
Use of such vaccines permitted as long as there were no alternatives, Vatican tells Roman Catholics
Scheme’s promoters say programme is struggling from lack of funds, supply risks and complex contractual arrangements
In the first week of roll-out of the shot developed by Pfizer and BioNTech says minister
First batch of shots is expected to aim health care workers and residents and staff of long-term care facilities
Healthcare workers and elderly people in long-term care facilities are expected to be the main recipients
Officials from around the world keen to get information about the two reported cases of anaphylaxis
Pfizer is also studying its vaccine candidate in participants as young as 12