PubMed:31986259 / 9-23
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T1","span":{"begin":0,"end":14},"obj":"NNS"}],"text":"understandings"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok2","span":{"begin":0,"end":14},"obj":"NNS"}],"text":"understandings"}