PubMed:32053389 / 101-114 JSONTXT

{"project":"LitCovid-TimeML","denotations":[{"id":"tok19","span":{"begin":1,"end":4},"obj":"JJ"},{"id":"tok20","span":{"begin":5,"end":10},"obj":"NNS"},{"id":"lookup1","span":{"begin":5,"end":10},"obj":"date_unit"}],"text":" few weeks be"}