PubMed:32023684 / 577-583
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T96","span":{"begin":0,"end":6},"obj":"NN"}],"text":"author"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok104","span":{"begin":0,"end":6},"obj":"NN"}],"text":"author"}