Israel's Pfizer study has it at 64% effectiveness against Delta infection, but 94% against serious illness. That's still pretty decent. https://thehill.com/pol

Israel's Pfizer study has it at 64% effectiveness against Delta infection, but 94% against serious illness. That's still pretty decent. https://thehill.com/policy/healthcare/public-global-health/561627-pfizer-vaccine-less-effective-against-delta-variant https://thehill.com/policy/healthcare/public-global-health/5...