PubMed:32118639 / 1902-1906
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T312","span":{"begin":0,"end":4},"obj":"IN"}],"text":"from"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok352","span":{"begin":0,"end":4},"obj":"IN"}],"text":"from"}