PubMed:32240462 / 18-26 JSONTXT

{"project":"LitCovid-TimeML","denotations":[{"id":"tok3","span":{"begin":2,"end":6},"obj":"CD"},{"id":"tok4","span":{"begin":7,"end":8},"obj":"("},{"id":"lookup1","span":{"begin":2,"end":6},"obj":"year"}],"text":"e 2019 ("}