PubMed:32062875 / 147-163
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T22","span":{"begin":0,"end":3},"obj":"DT"}],"text":"the characterist"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok24","span":{"begin":0,"end":3},"obj":"DT"}],"text":"the characterist"}