PubMed:32083638 / 157-161
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T23","span":{"begin":0,"end":4},"obj":"NN"}],"text":"case"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok32","span":{"begin":0,"end":4},"obj":"NN"}],"text":"case"}