Dave Plowman wrote:

The three people I know, including myself all in the London area, that
have already had the jab have all had Pfizer.

Since March, dad has been having his regular injections done at home, he
was expecting the nurse to bring the covid jab on her next visit, but
he's just had a call to say he has to get it at an edge-of-town session,
as he too will be getting the pfizer one.