LONDON As the world races to vaccinate and fight new variants of Covid-19, a new trial is trying something that could speed up the process: mixing shots.
Patients taking part in a clinical trial lau… [read more]
LONDON As the world races to vaccinate and fight new variants of Covid-19, a new trial is trying something that could speed up the process: mixing shots.
Patients taking part in a clinical trial lau… [read more]