PubMed:32031570 / 1699-1700
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T301","span":{"begin":0,"end":1},"obj":"-COMMA-"}],"text":","}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok346","span":{"begin":0,"end":1},"obj":","}],"text":","}