Large Israeli Study Finds That Protection Against COVID-19 From 4th Shot Drops Quickly
By Jack Phillips April 6, 2022 Updated: April 6, 2022 An Israeli study found that a fourth dose of the Pfizer COVID-19 vaccine doesn’t offer long-lived protection against the Omicron variant of the CCP virus. Using Ministry of Health data on more than 1.2 million people, researchers found that a second booster dose of the BioNTech-Pfizer vaccine offered protection against significant … Read more