PubMed:31967321 / 746-755
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T118","span":{"begin":0,"end":9},"obj":"NNS"}],"text":"sequences"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok124","span":{"begin":0,"end":9},"obj":"NNS"}],"text":"sequences"}