PubMed:32052373 / 652-660
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T92","span":{"begin":0,"end":8},"obj":"NNS"}],"text":"measures"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok109","span":{"begin":0,"end":8},"obj":"NNS"}],"text":"measures"}