PMC:7074424 / 21-43
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T1","span":{"begin":3,"end":8},"obj":"http://purl.obolibrary.org/obo/NCBITaxon_10239"},{"id":"T2","span":{"begin":10,"end":11},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"na virus: A systematic"}