Duration of effectiveness of vaccines against SARS-CoV-2 infection and COVID-19 disease: results of a systematic review and meta-regression
Coalition for Epidemic Preparedness Innovations.
Coalition for Epidemic Preparedness Innovations.
These findings indicate that immunity against the delta variant of SARS-CoV-2 waned in all age groups a few months after receipt of the second dose of vaccine.
h-index: Number of publications with at least h citations each.