When 8-year-old Nate Wittenborn saw a photo of Pfizer's pediatric Covid-19 vaccine, he jumped up and down.
원문출처 : https://www.cnn.com/2021/11/03/health/families-covid-vaccine-kids/index.html
원문출처 : https://www.cnn.com/2021/11/03/health/families-covid-vaccine-kids/index.html