PubMed:32026671 / 1280-1281 JSON TXT

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{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T211","span":{"begin":0,"end":1},"obj":"CD"}],"text":"2"}

{"project":"LitCovid-TimeML","denotations":[{"id":"tok228","span":{"begin":0,"end":1},"obj":"LS"}],"text":"2"}