'3 shots Pfizer COVID vax 4x less effective against Omicron than Delta'

Dr. Sharon Alroy-Preis says country could recommend boosters as early as three months after second shot

An illustrative photo of the Pfizer COVID-19 vaccine.

An illustrative photo of the Pfizer COVID-19 vaccine.

(photo credit: MARC ISRAEL SELLEM/THE JERUSALEM POST)

ByMAAYAN JAFFE-HOFFMAN

DECEMBER 11, 2021 20:00

Updated: DECEMBER 13, 2021 05:22

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