PubMed:32049687 / 619-627
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T113","span":{"begin":0,"end":8},"obj":"NN"}],"text":"category"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok128","span":{"begin":0,"end":8},"obj":"NN"}],"text":"category"}