PMC:7417187 / 299-353 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T5","span":{"begin":19,"end":37},"obj":"UBERON:0000467"},{"id":"T62662","span":{"begin":19,"end":37},"obj":"UBERON:0000467"}],"text":" not only affected healthcare systems but the resultan"}