PubMed:32118390 / 1034-1036 JSONTXT

{"project":"LitCovid-TimeML","denotations":[{"id":"tok226","span":{"begin":0,"end":2},"obj":"CD"}],"text":"72"}

{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"N2","span":{"begin":0,"end":2},"obj":"num"}],"text":"72"}