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Published in 2022 at "Open Forum Infectious Diseases"
DOI: 10.1093/ofid/ofac470
Abstract: Abstract Background Oral polio vaccine (OPV) may improve resistance to non-polio-infections. We tested whether OPV reduced the risk of illness and mortality before coronavirus disease 2019 (COVID-19) vaccines were available. Methods During the early COVID-19…
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Keywords:
risk illness;
mortality;
risk;
polio vaccine ... See more keywords