Humoral immunogenicity and reactogenicity of CoronaVac or ZF2001 booster after two doses of inactivated vaccine
Dear Editor,
COVID-19 vaccination campaigns are being conducted in countries worldwide,and 47.4% of the world population has received at least one dose of a COVID-19 vaccine.1Although vaccination has shaped COVlD-19 epidemic curves,waning antibody levels and relatively short-duration protection provided by current COVID-19 vaccines have been observed,especially against SARS-CoV-2 variants of concern (VOCs) and among older individuals.
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2022-03-11(万方平台首次上网日期,不代表论文的发表时间)
共3页
107-109