PubMed:32232652 / 447-452 JSONTXT

{"project":"LitCovid-TimeML","denotations":[{"id":"tok78","span":{"begin":0,"end":5},"obj":"NNS"}],"text":"males"}

{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"E1","span":{"begin":0,"end":5},"obj":"entity"}],"text":"males"}