PMC:7301188 / 23438-23441 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T210","span":{"begin":0,"end":3},"obj":"http://purl.obolibrary.org/obo/CLO_0001562"},{"id":"T211","span":{"begin":0,"end":3},"obj":"http://purl.obolibrary.org/obo/CLO_0001563"}],"text":"a 2"}