PubMed:32062875 / 60-62 JSONTXT

{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T8","span":{"begin":0,"end":2},"obj":"CD"}],"text":"34"}

{"project":"LitCovid-TimeML","denotations":[{"id":"tok9","span":{"begin":0,"end":2},"obj":"CD"}],"text":"34"}

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T1","span":{"begin":0,"end":2},"obj":"http://purl.obolibrary.org/obo/CLO_0001302"}],"text":"34"}