Waning protection after vaccination and prior infection against COVID-19-related mortality over 18  months

CONCLUSIONS: Given the waning of protection against death, continuous surveillance of population immunity status, particularly among the most vulnerable population groups, could help to further fine-tune vaccination recommendations.PMID:37580016 | DOI:10.1016/j.cmi.2023.08.007
Source: Methods of Information in Medicine - Category: Information Technology Authors: Source Type: research