PubMed:32050635 / 844-847
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T137","span":{"begin":0,"end":3},"obj":"IN"}],"text":"via"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok145","span":{"begin":0,"end":3},"obj":"IN"}],"text":"via"}