Herd immunity is a concept used for vaccination in which a population can be protected from a certain virus if a threshold of vaccination is reached.
We heard the term often during the measles vaccination campaign.
With the territory on the verge of an inoculation effort for COVID-19 we wondered if herd immunity applies here as well. And if so what percentage of the population needs to be vaccinated.
Department of Health Chief Epidemiologist Dr Aifili John Tufa gave this explanation.
Play Audio
