PubMed:32062957 / 1456-1460
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok371","span":{"begin":0,"end":2},"obj":"NN"},{"id":"tok372","span":{"begin":2,"end":3},"obj":"NN"},{"id":"tok373","span":{"begin":3,"end":4},"obj":"NN"},{"id":"lookup34","span":{"begin":0,"end":2},"obj":"country_code"}],"text":"mg/l"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"U4","span":{"begin":0,"end":4},"obj":"unit"}],"text":"mg/l"}