PubMed:32154135 / 1572-1573
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T284","span":{"begin":0,"end":1},"obj":"-RRB-"}],"text":")"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok312","span":{"begin":0,"end":1},"obj":")"}],"text":")"}