PubMed:32240123 / 520-523 JSONTXT

{"project":"LitCovid-TimeML","denotations":[{"id":"tok104","span":{"begin":0,"end":3},"obj":"CD"},{"id":"lookup19","span":{"begin":0,"end":3},"obj":"time"},{"id":"lookup20","span":{"begin":0,"end":3},"obj":"number"}],"text":"one"}