PubMed:32031570 / 726-736
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T117","span":{"begin":0,"end":10},"obj":"VBN"}],"text":"Documented"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok127","span":{"begin":0,"end":10},"obj":"NNP"}],"text":"Documented"}