PMC:7095437 / 2824-2913 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T6","span":{"begin":33,"end":46},"obj":"Chemical"},{"id":"T7","span":{"begin":41,"end":46},"obj":"Chemical"}],"attributes":[{"id":"A6","pred":"chebi_id","subj":"T6","obj":"http://purl.obolibrary.org/obo/CHEBI_33696"},{"id":"A7","pred":"chebi_id","subj":"T7","obj":"http://purl.obolibrary.org/obo/CHEBI_37527"}],"text":"ection or improper extraction of nucleic acids from clinical materials. Thus, imaging exa"}