Britain is facing a squeeze on supply of Covid-19 vaccines next month in part due to a delay in a shipment from India's Serum Institute that is making AstraZeneca's shot, health minister Matt Hancock said on Thursday.
Britain has been conducting the fastest roll-out of inoculations by a major economy but health officials said on Wednesday the programme would face a significant reduction in supplies from March 29, without initially specifying where the problems were.
"We have a delay in a scheduled arrival from the Serum Institute of India," Hancock told lawmakers.
Britain is using vaccines made by Pfizer and AstraZeneca, with 10

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