Fourth COVID Vaccine Jab Provides Little Extra Protection to Healthy Individuals – NEJM

A month after a fourth dose of the Pfizer or Moderna vaccines was administered to hundreds of people in an Israeli clinical trial, authors of the new study on the extra booster say it provides “little protection, if any, from infection by COVID-19 among vaccinated young and healthy individuals in comparison to those vaccinated with … Continue reading Fourth COVID Vaccine Jab Provides Little Extra Protection to Healthy Individuals – NEJM