PMC:7321036 / 21875-21895
Annnotations
LitCovid-PD-CLO
{"project":"LitCovid-PD-CLO","denotations":[{"id":"T20491","span":{"begin":19,"end":20},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"del et al., 2002). A"}
2_test
{"project":"2_test","denotations":[{"id":"32645325-12191480-20773060","span":{"begin":12,"end":16},"obj":"12191480"}],"text":"del et al., 2002). A"}