PubMed:32224151 / 1228-1232
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok255","span":{"begin":0,"end":2},"obj":"CD"},{"id":"tok256","span":{"begin":2,"end":3},"obj":"."},{"id":"tok257","span":{"begin":3,"end":4},"obj":"CD"}],"text":"50.0"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"N6","span":{"begin":0,"end":4},"obj":"num"}],"text":"50.0"}