PubMed:32083638 / 550-554
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T80","span":{"begin":0,"end":4},"obj":"NN"}],"text":"fall"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok98","span":{"begin":0,"end":4},"obj":"NN"}],"text":"fall"}