03.02.21
Spain: One Vaccine Dose to Under 55-Year-Olds Who Had COVID
MADRID (Reuters) – Spain will give a single vaccine dose to under 55-year-olds who have already been infected with COVID-19, the Health Ministry announced on Friday in the latest update of its national inoculation strategy. “The duration of protective immunity to the virus after natural infection is unknown but studies show that administering a single