PubMed:32074786 / 2991-2998
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T441","span":{"begin":0,"end":7},"obj":"IN"}],"text":"whether"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok474","span":{"begin":0,"end":7},"obj":"IN"}],"text":"whether"}