No Need for Fourth Dose of Covid-19 Vaccine Given Current Evidence, Says Expert

If a person has taken a third dose of the anti-COVID-19 vaccine, it means his T-cell immune response has been trained thrice, Dr Raman Gangakhedkar, former head of epidemiology and communicable diseases at the Indian Council of Medical Research, saidIf a person has taken a third dose of the anti-COVID-19 vaccine, it means his T-cell immune response has been trained thrice, Dr Raman Gangakhedkar, former head of epidemiology and communicable diseases at the Indian Council of Medical Research, said