Estimates suggest that the mass of the population in wealthier countries are likely to be vaccinated against COVID-19 by mid of 2022. However, in poorer economies, mass immunization will take until 2024, if it happens at all. These countries will pay the cost of this delay in the form of 2.5 million avoidable deaths.
What is standing in the way of expanding production and carrying out mass vaccination campaigns across the world?
