
PubMed:32209890 / 3120-3121
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok967","span":{"begin":0,"end":1},"obj":"CD"}],"text":"6"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"U3","span":{"begin":0,"end":1},"obj":"unit"}],"text":"6"}