PMC:7143804 / 43083-43097 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T334","span":{"begin":0,"end":2},"obj":"Sentence"},{"id":"T335","span":{"begin":3,"end":14},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"4. Conclusions"}