PMC:7454258 / 417-520 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T1595","span":{"begin":36,"end":46},"obj":"http://purl.obolibrary.org/obo/BFO_0000030"},{"id":"T9192","span":{"begin":51,"end":54},"obj":"http://purl.obolibrary.org/obo/PR_000001343"},{"id":"T711","span":{"begin":73,"end":82},"obj":"http://purl.obolibrary.org/obo/BFO_0000030"}],"text":"uch an effort have been uncertain.\n\nObjectives\nOur aim was to provide an objective, informative summary"}

{"project":"LitCovid-sentences","denotations":[{"id":"T8","span":{"begin":36,"end":46},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"uch an effort have been uncertain.\n\nObjectives\nOur aim was to provide an objective, informative summary"}