PubMed:32149769 / 12-19
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T1","span":{"begin":0,"end":2},"obj":"IN"}],"text":"of clin"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok2","span":{"begin":0,"end":2},"obj":"IN"}],"text":"of clin"}