PubMed:32114747 / 549-553
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T86","span":{"begin":0,"end":4},"obj":"NN"}],"text":"stem"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok94","span":{"begin":0,"end":4},"obj":"VB"}],"text":"stem"}