PMC:7454258 / 303-530 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T1595","span":{"begin":150,"end":160},"obj":"http://purl.obolibrary.org/obo/BFO_0000030"},{"id":"T9192","span":{"begin":165,"end":168},"obj":"http://purl.obolibrary.org/obo/PR_000001343"},{"id":"T711","span":{"begin":187,"end":196},"obj":"http://purl.obolibrary.org/obo/BFO_0000030"}],"text":"the evidence base needed to address these multiple national challenges. However, the relevant characteristics of such an effort have been uncertain.\n\nObjectives\nOur aim was to provide an objective, informative summary of 1) the"}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T1","span":{"begin":13,"end":17},"obj":"Chemical"}],"attributes":[{"id":"A1","pred":"chebi_id","subj":"T1","obj":"http://purl.obolibrary.org/obo/CHEBI_22695"}],"text":"the evidence base needed to address these multiple national challenges. However, the relevant characteristics of such an effort have been uncertain.\n\nObjectives\nOur aim was to provide an objective, informative summary of 1) the"}

{"project":"LitCovid-sentences","denotations":[{"id":"T7","span":{"begin":72,"end":148},"obj":"Sentence"},{"id":"T8","span":{"begin":150,"end":160},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"the evidence base needed to address these multiple national challenges. However, the relevant characteristics of such an effort have been uncertain.\n\nObjectives\nOur aim was to provide an objective, informative summary of 1) the"}