PubMed:32125131 / 1687-1701
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T355","span":{"begin":0,"end":14},"obj":"NN"}],"text":"characteristic"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok405","span":{"begin":0,"end":14},"obj":"NN"}],"text":"characteristic"}