PubMed:32105637 / 823-830
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T137","span":{"begin":0,"end":7},"obj":"NN"}],"text":"symptom"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok147","span":{"begin":0,"end":7},"obj":"NN"}],"text":"symptom"}