輝瑞疫苗有望下周初被批準用於12到15歲兒童
FDA to authorize Pfizer's Covid-19 vaccine for 12-to-15-year-olds by early next week, official says
https://www.cnn.com/2021/05/03/health/pfizer-covid-vaccine-teens-fda/index.html
https://www.cnn.com/2021/05/03/health/pfizer-covid-vaccine-teens-fda/index.html