PubMed:32064853 / 579-590
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T101","span":{"begin":0,"end":11},"obj":"NN"}],"text":"calculation"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok108","span":{"begin":0,"end":11},"obj":"NN"}],"text":"calculation"}