PubMed:32141569 / 1450-1451 JSONTXT

{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T240","span":{"begin":0,"end":1},"obj":"DT"}],"text":"a"}

{"project":"LitCovid-TimeML","denotations":[{"id":"tok274","span":{"begin":0,"end":1},"obj":"DT"}],"text":"a"}

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T15","span":{"begin":0,"end":1},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"a"}