Biden Covid team sees vaccine efficacy waning in unpublished data from Israel

The Israel data, which is set to be made public as soon as this week, shows that the Pfizer vaccine’s ability to prevent severe disease and hospitalization is waning over time — as is the shot’s protection against mild and moderate disease, the two sources said.

Biden Covid team sees vaccine efficacy waning in unpublished data from Israel

The data, which is set to be made public as soon as this week, shows that the Pfizer vaccine’s ability to prevent severe disease and hospitalization is waning over time.