PubMed:32250385 / 1867-1889
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok361","span":{"begin":0,"end":10},"obj":"JJ"},{"id":"tok362","span":{"begin":11,"end":22},"obj":"NN"}],"text":"mechanical ventilation"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"E2","span":{"begin":0,"end":22},"obj":"entity"}],"text":"mechanical ventilation"}