PMC:7640975 / 490-539 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T13","span":{"begin":11,"end":13},"obj":"http://purl.obolibrary.org/obo/CL_0000453"},{"id":"T14","span":{"begin":14,"end":16},"obj":"http://purl.obolibrary.org/obo/CLO_0007874"},{"id":"T15","span":{"begin":17,"end":19},"obj":"http://purl.obolibrary.org/obo/CLO_0007874"}],"text":"ctrometry (LC-MS/MS) was used to quantitatively i"}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T4","span":{"begin":11,"end":13},"obj":"Chemical"},{"id":"T5","span":{"begin":14,"end":16},"obj":"Chemical"},{"id":"T6","span":{"begin":17,"end":19},"obj":"Chemical"}],"attributes":[{"id":"A4","pred":"chebi_id","subj":"T4","obj":"http://purl.obolibrary.org/obo/CHEBI_73582"},{"id":"A5","pred":"chebi_id","subj":"T5","obj":"http://purl.obolibrary.org/obo/CHEBI_73613"},{"id":"A6","pred":"chebi_id","subj":"T6","obj":"http://purl.obolibrary.org/obo/CHEBI_73613"}],"text":"ctrometry (LC-MS/MS) was used to quantitatively i"}