A Manchester NHS doctor has become the first person in the world to be recruited for the final stage trial of a coronavirus vaccine.By also receiving one of the first doses, Dr Claire Cole is at the vanguard of a 'phase 3' Covid-19 study testing the safety and effectiveness of a new two-dose vaccine.Dr Cole, Head of Research Delivery at Manchester University NHS Foundation, is one of 6,000 volunteers in the UK, and of 30,000 worldwide, being recruited for the study, taking place at 17 National