PubMed:32064855 / 608-610 JSONTXT

{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T115","span":{"begin":0,"end":2},"obj":"CD"}],"text":"27"}

{"project":"LitCovid-TimeML","denotations":[{"id":"tok120","span":{"begin":0,"end":2},"obj":"CD"}],"text":"27"}

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T7","span":{"begin":0,"end":2},"obj":"http://purl.obolibrary.org/obo/CLO_0050509"}],"text":"27"}