PubMed:32159237 / 282-290
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T46","span":{"begin":0,"end":8},"obj":"NN"}],"text":"question"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok51","span":{"begin":0,"end":8},"obj":"NN"}],"text":"question"}