PMC:7574920 / 14653-14771 JSONTXT

{"project":"LitCovid-PD-MONDO","denotations":[{"id":"T57","span":{"begin":47,"end":49},"obj":"Disease"}],"attributes":[{"id":"A57","pred":"mondo_id","subj":"T57","obj":"http://purl.obolibrary.org/obo/MONDO_0017178"}],"text":"On the basis of this observation, we used the ΔOD value at 30 min to decide whether a sample was positive or negative."}

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T141","span":{"begin":84,"end":85},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"On the basis of this observation, we used the ΔOD value at 30 min to decide whether a sample was positive or negative."}

{"project":"LitCovid-sentences","denotations":[{"id":"T94","span":{"begin":0,"end":118},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"On the basis of this observation, we used the ΔOD value at 30 min to decide whether a sample was positive or negative."}