PMC:7309518 / 13851-13853
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T99","span":{"begin":0,"end":2},"obj":"http://purl.obolibrary.org/obo/CLO_0050510"}],"text":"18"}
2_test
{"project":"2_test","denotations":[{"id":"32518172-8619520-75850513","span":{"begin":0,"end":2},"obj":"8619520"}],"text":"18"}