Categories Current Affair According to Pfizer pharmaceutical company, their Covid-19 vaccine has ______ effective rate. Post author By esimpk Post date August 24, 2021 (A) 80% (B) 85% (C) 90% (D) 95% ← In December 2020, it was noted that Pfizer vaccine may not be suitable for people who are prone to → “Line of Actual Control (LAC)” is a disputed border-line between