RAABIN KOLKATA, India 42 Questions 3 Answers 0 Best Answers 183 Points View Profile 0 RAABINTeacher Asked: October 19, 20202020-10-19T06:48:15+00:00 2020-10-19T06:48:15+00:00In: Health & Fitness What is ‘herd immunity’? 0 Tell me please cov-19health Share Facebook Related Questions The fourth wave of COVID-19 cases is here. Will the USA escape the UK's fate? It's too soon to know Is dexamethasone prequalified by WHO? Is dexamethasone on the WHO Essential Medicines List? You must login to add an answer.Continue with Googleor use Username or email* Password* Remember Me! Forgot Password?