Covid 19 vaccinations already taking place in York at Askham Bar ABOUT 150 people in York will get the chance to trial a new Covid vaccine in a first for the city. York is one of nine locations across the UK taking part in the global trial of a new Covid-19 vaccine. York and Scarborough Teaching Hospitals NHS Foundation Trust is to work with the University of York and Tees, Esk and Wear Valleys NHS Foundation Trust to trial the new jab. The vaccine study will involve a total of 30,000 adult subjects globally, and locally about 150 people, aged between 18 and 40 who have not already had a vaccine for Covid-19, taking part in the trials.