PMC:7551987 / 15731-15846 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T99","span":{"begin":0,"end":115},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"An up arrow (↑) indicates the parameter increases (by an equivalent percent) when the percent virulence is changed."}