• Opinion: When you can't persuade the unvaccinated with facts, try this instead
• US airlines cancel hundreds of flights
원문출처 : https://www.cnn.com/2021/08/07/politics/covid-unvaccinated-fear-analysis/index.html
원문출처 : https://www.cnn.com/2021/08/07/politics/covid-unvaccinated-fear-analysis/index.html