Latest Fact-checksJack Posobiec Instagram posts stated on August 12, 2021 in an Instagram post: “Mayo Clinic study shows Pfizer vaccine dropped to 42% effective.”
Instagram posts stated on August 12, 2021 in an Instagram post: “Mayo Clinic study shows Pfizer vaccine dropped to 42% effective.”
Instagram posts stated on August 12, 2021 in an Instagram post: “Mayo Clinic study shows Pfizer vaccine dropped to 42% effective.”
