Coronavirus vaccine: What are human challenge trials?
BBC, 23 Aug 2020
Human challenge trials are regarded by some as a faster way to develop vaccines - but they come with big risks.
Could they be used to speed up the development of a vaccine for Covid-19?
BBC Health Correspondent Laura Foster explains how they work.
Video by Terry Saunders, Megan Fisher and Laura Foster.
Please subscribe HERE http://bit.ly/1rbfUog
Could they be used to speed up the development of a vaccine for Covid-19?
BBC Health Correspondent Laura Foster explains how they work.
Video by Terry Saunders, Megan Fisher and Laura Foster.
Please subscribe HERE http://bit.ly/1rbfUog
