He warned, however, that at the 70-75 percent level, it would only be effective if a significant portion of the population get the vaccine, which current polling indicates may be unlikely.
Mana ọ bụrụ na pasent 70 ruo 85 nke ndị bi na ọgwụ mgbochi ahụ, ọnụọgụ ọrịa ahụ ga-adị obere nke na ndụ dị adị ga-eru, ndị isi gọọmentị ekwuola.