Vaccine trial halted after participant has possible adverse reaction

"This is a routine action which has to happen whenever there is a potentially unexplained illness in one of the trials," an AstraZeneca spokesperson said.

Vaccine trial halted after participant has possible adverse reaction

Vaccine trial halted after participant has possible adverse reaction"This is a routine action which has to happen whenever there is a potentially unexplained illness in one of the trials," an AstraZeneca spokesperson said.