
subash srikantha
Effectiveness of Pfizer vaccine in mass scale immunisation
This trial data from Israel was published in the latest edition of the most reputable medical Journal NEJM which confirms the effectiveness of mass scale immunisation on combating COVID-19. The vaccine used in this large scale immunisation in Israel was Pfizer vaccine.
https://www.nejm.org/doi/full/10.1056/NEJMoa2101765?query=featured_coronavirus