RIO DE JANEIRO, BRAZIL - The Butantan Institute director Doctor Dimas Covas said that vaccination against the novel coronavirus could become periodic. The assessment does not only refer to the CoronaVac, which the institute produces.
"I do not know if annual, but periodic vaccination will be required, should the virus remain," said the researcher of the Brazilian Institute which will produce the CoronaVac in partnership with Chinese Sinovac. The interval and amount of doses of the CoronaVac are still under study.
According to the doctor, who was interviewed on Saturday in an education network, the novel coronavirus (Sars-CoV-2) should . . .