New overall efficacy rate of 91.3% is lower than the 95% originally reported in November for its 44,000-person trial

About 70,000 staff, including vaccinators, are involved in implementing polio campaign, of which about 40% are women

Last year Tehran began adding more advanced centrifuges there able to enrich much faster than the IR-1

It was the first far-right group to be outlawed in Britain since World War Two

Any quick approval is unlikely as India is scrambling to expand its own domestic vaccination drive, says official

India decided to delay exports of the shots made by the Serum Institute of India (SII) to meet local demand

Group will debate options from May and beyond including rollover of existing cuts

Iran has called the toll given by sources “fake news”

About 1,000 additional patients had ended up in intensive care since the middle of March

The shooting erupted in a two-story office building that opens onto an inner courtyard ringed by several businesses