![The Royal Free NHS hospital is pictured in London on February 10, 2020, where some of the UK nationals that have been confirmed to have the 2019-nCoV strain of the novel coronavirus have been taken. - The British government on Monday warned the outbreak of novel coronavirus was a "serious and imminent threat" and reported four new cases that brought the total recorded in the country to eight. Two hospitals The Royal Free and Guys and St Thomas', have both been designated as "isolation" facilities, with both currently housing Britons who have returned from Wuhan, the Chinese city at the centre of the outbreak. (Photo by Tolga Akmen / AFP)](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/KMNU7UJDGI3WPPSPQX2R4VGBG4.jpg?smart=true&auth=245290c8f679fdb301bb84393961b333831cbb74232705573f6739245731a355&width=400&height=225)
Helathy volunteers will be infected with coronavirus in a trial by Imperial College London at the Royal Free NHS hospital. AFP
Helathy volunteers will be infected with coronavirus in a trial by Imperial College London at the Royal Free NHS hospital. AFP
Healthy volunteers to be infected with Covid in new vaccine trial
Imperial College's trial hopes to speed up vaccine development