PMC:7287441 / 21212-21214
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T146","span":{"begin":0,"end":2},"obj":"http://purl.obolibrary.org/obo/CLO_0050510"}],"text":"18"}
2_test
{"project":"2_test","denotations":[{"id":"32534129-32273593-2067063","span":{"begin":0,"end":2},"obj":"32273593"}],"text":"18"}