PubMed:31978293 / 38-39
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T6","span":{"begin":0,"end":1},"obj":"-COLON-"}],"text":"-"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok7","span":{"begin":0,"end":1},"obj":":"}],"text":"-"}