PMC:7454258 / 296-452 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T1","span":{"begin":20,"end":24},"obj":"Chemical"}],"attributes":[{"id":"A1","pred":"chebi_id","subj":"T1","obj":"http://purl.obolibrary.org/obo/CHEBI_22695"}],"text":"nerate the evidence base needed to address these multiple national challenges. However, the relevant characteristics of such an effort have been uncertain.\n"}

{"project":"LitCovid-sentences","denotations":[{"id":"T7","span":{"begin":79,"end":155},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"nerate the evidence base needed to address these multiple national challenges. However, the relevant characteristics of such an effort have been uncertain.\n"}