PMC:7160614 / 4314-4484 JSONTXT

{"project":"LitCovid-PD-GO-BP","denotations":[{"id":"T1","span":{"begin":13,"end":34},"obj":"http://purl.obolibrary.org/obo/GO_0001171"},{"id":"T2","span":{"begin":21,"end":34},"obj":"http://purl.obolibrary.org/obo/GO_0006351"}],"text":"by real-time reverse transcription polymerase chain reaction (RT-PCR) or next-generation sequencing [14]. However, false-negative results caused by unstable specimen proc"}