Day 11 – Q 4. What do you understand by the ‘efficacy’ of a vaccine? How is it measured? Explain. Posted by IASbaba Categories Ethics Theory, GS 4, TLP-UPSC Mains Answer Writing Date January 22, 2021 Comments 0 comment [New Batch] IASbaba’s Courses- UPSC 2021 : e-CLP, ILP, AIPTS, TLP Connect- ADMISSIONS OPEN! -> Click Here 4. What do you understand by the ‘efficacy’ of a vaccine? How is it measured? Explain. टीके की ‘प्रभावकारिता‘ से आप क्या समझते हैं? यह कैसे मापा जाता है? स्पष्ट कीजिए। Share: IASbaba