PubMed:32053389 / 1396-1402 JSONTXT

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{"project":"LitCovid-TimeML","denotations":[{"id":"tok244","span":{"begin":0,"end":1},"obj":"SYM"},{"id":"tok245","span":{"begin":1,"end":2},"obj":"CD"},{"id":"tok246","span":{"begin":2,"end":3},"obj":":"},{"id":"tok247","span":{"begin":3,"end":4},"obj":"SYM"},{"id":"tok248","span":{"begin":4,"end":5},"obj":"CD"},{"id":"tok249","span":{"begin":5,"end":6},"obj":"."}],"text":"e1-e2."}

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