Why did this happen? More than 1,000 pages of data had been examined, she said. She told a Downing Street press conference yesterday that experts had worked 'round the clock, carefully, methodically poring over tables and analyses and graphs on every single piece of data'. Please make sure your browser supports JavaScript and cookies and that you are not blocking them from loading. He added: 'It's possible that things could line up so there's not much difference in timing [with Pfizer].'
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This is not a press conference .
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