The scientific community in the United States seeks to evaluate the effectiveness of a vaccine against COVID-19 with "human challenge" tests. What are they, what are the risks and why is it necessary to use a modified version of the virus? The director of the Infectious Diseases program at the University of Miami, José Gonzáles Zamora, talks with Guillermo Arduino about these clinical trials.
Scientists in the US would create a new strain of covid-19
2020-08-17T20:34:01.559Z
The scientific community in the United States seeks to evaluate the effectiveness of a vaccine against COVID-19 with "human challenge" tests. What do they consist of, what are the risks and why is it necessary?
