PubMed:32250385 / 1758-1762
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok322","span":{"begin":0,"end":4},"obj":"CD"}],"text":"1287"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"N1","span":{"begin":0,"end":4},"obj":"num"}],"text":"1287"}