It's not clear if or when boosters doses of Covid-19 vaccines will be OK'd for fully vaccinated people in the United States, but state and local health departments across the United States are moving ahead with plans for a potential rollout next week.
원문출처 : https://www.cnn.com/2021/09/16/health/covid-19-booster-plans-local-health-departments-wellness/index.html
원문출처 : https://www.cnn.com/2021/09/16/health/covid-19-booster-plans-local-health-departments-wellness/index.html