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PubMed COVID-19 Clinical Care

3851 - 3860 of 4583 results found

Immunogenicity and immune persistence in 4-year-old children completing four doses of Sabin strain or wild strain inactivated poliovirus vaccine: A phase IV, open-labeled, parallel-controlled observational study

Date
Monday, May 01, 2023 - 4:00 AM
Description
CONCLUSIONS: The neutralizing antibody level is much higher than the seroprotection cutoff (≥1:8) among children of 4 years old who completed the four-dose vaccination of either sIPV or wIPV. Therefore, another booster vaccination is not recommended

Is the government's direct subsidy to COVID-19 effective?

Date
Monday, May 01, 2023 - 4:00 AM
Description
With the outbreak of COVID-19, governments worldwide have provided direct subsidies to enterprises. This paper aims to identify the motivation behind these subsidies and evaluate their impact. Previous studies have overlooked the discussion of