PubMed:32166318 / 143-149
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T20","span":{"begin":0,"end":6},"obj":"NN"}],"text":"demand"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok23","span":{"begin":0,"end":6},"obj":"NN"}],"text":"demand"}