Trials are at present underway to evaluate the simplest option to immunise probably the most susceptible age brackets.
Based on authorities sources, cited by The Occasions, two trials are underway and are being supervised by chief medical officer Chris Whitty.
The primary trial – going down in Porton Down, Wiltshire – is reportedly utilising vaccines particularly modified to sort out new Covid variants.
In the meantime, the second trial entails individuals who’re given a 3rd Covid jab (that’s already in use).
Covid jabs already in use: