PubMed:32176772 / 192-195
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T32","span":{"begin":0,"end":3},"obj":"VBZ"}],"text":"has"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok35","span":{"begin":0,"end":3},"obj":"VBZ"}],"text":"has"}