PubMed:32044814 / 433-434
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T66","span":{"begin":0,"end":1},"obj":"-COLON-"}],"text":":"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok74","span":{"begin":0,"end":1},"obj":":"}],"text":":"}