PMC:7258756 / 7933-8081 JSONTXT

{"project":"LitCovid-PD-FMA-UBERON","denotations":[{"id":"T34","span":{"begin":50,"end":53},"obj":"Body_part"}],"attributes":[{"id":"A34","pred":"fma_id","subj":"T34","obj":"http://purl.org/sig/ont/fma/fma67095"}],"text":"2 real-time RT-PCR positive samples. QIAamp Viral RNA extraction kit (QIAGEN, Hilden, Germany) was used according to the manufacturer's instructions"}