Despite the manufacturers of the COVID vaccine recommending a delay of no more than three weeks between the two required doses, the UK took the somewhat bold decision back in December to delay second shots by 12 weeks. This was a calculated risk to allow time for as many people as possible to receive their first shot of the Pfizer-BioNTech or Oxford-AstraZeneca vaccine – the two being used in the UK.
The decision attracted a great deal of criticism from scientists, healthcare professionals and even the vaccine manufacturers themselves, who pointed out that no studies had been carried out to show how long protection from just one shot would last.
But, it seems that the UK government’s shot in the dark has paid off.
Just over two…