PubMed:32239591 / 878-881
Annnotations
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok167","span":{"begin":0,"end":3},"obj":"NNP"},{"id":"lookup24","span":{"begin":0,"end":3},"obj":"organization"}],"text":"AST"}
MeasurableQuantitativeAnnotation
{"project":"MeasurableQuantitativeAnnotation","denotations":[{"id":"E2","span":{"begin":0,"end":3},"obj":"entity"}],"text":"AST"}