PubMed:32118640 / 2561-2562
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T421","span":{"begin":0,"end":1},"obj":"-LRB-"}],"text":"["}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok536","span":{"begin":0,"end":1},"obj":"NN"}],"text":"["}