To Test Virus Vaccines, U.K. Study Will Intentionally Infect Volunteers

The hotly contested strategy of deliberate exposure, known as a human challenge trial, could speed up the process of identifying effective coronavirus vaccines.

To Test Virus Vaccines, U.K. Study Will Intentionally Infect Volunteers
The hotly contested strategy of deliberate exposure, known as a human challenge trial, could speed up the process of identifying effective coronavirus vaccines.