Bull World Health Organ. 2020 Dec 1;98(12):826-827. doi: 10.2471/BLT.20.021220.
Significant challenges need to be overcome to ensure eventual COVID-19 vaccines get to everyone who needs them. Andréia Azevedo Soares reports.
要确保最终的 COVID-19 疫苗能够送达每一个需要的人,仍需克服重大挑战。安德烈娅·阿泽维多·索亚雷斯报道。