PubMed:32240670 / 667-670 JSONTXT

{"project":"LitCovid-TimeML","denotations":[{"id":"tok118","span":{"begin":0,"end":3},"obj":"CD"}],"text":"173"}

{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"N2","span":{"begin":0,"end":3},"obj":"num"}],"text":"173"}