The European Medicines Agency has concluded that a booster dose of the BioNTech/Pfizer and Moderna coronavirus vaccines "may be given to people with severely weakened immune systems, at least 28 days after their second dose," according to a statement Monday.
원문출처 : https://www.cnn.com/2021/10/04/health/european-medicines-agency-booster-shots-intl/index.html
원문출처 : https://www.cnn.com/2021/10/04/health/european-medicines-agency-booster-shots-intl/index.html