• New Zealand was celebrated for its handling of the pandemic. What went wrong with vaccines?
• A two-tier global vaccine system is emerging
원문출처 : https://www.cnn.com/2021/04/16/health/blood-clots-vaccine-possible-cause/index.html
원문출처 : https://www.cnn.com/2021/04/16/health/blood-clots-vaccine-possible-cause/index.html