PubMed:31995857 / 463-472
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T75","span":{"begin":0,"end":9},"obj":"NNS"}],"text":"timelines"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok83","span":{"begin":0,"end":9},"obj":"NNS"}],"text":"timelines"}