• The US vaccine rollout has been sluggish. Here's how we can speed it up
원문출처 : https://www.cnn.com/2021/01/09/china/china-vaccine-diplomacy-africa-dst-intl-hnk/index.html
원문출처 : https://www.cnn.com/2021/01/09/china/china-vaccine-diplomacy-africa-dst-intl-hnk/index.html