PubMed:32023680 / 552-560
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T86","span":{"begin":0,"end":8},"obj":"NNS"}],"text":"measures"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok95","span":{"begin":0,"end":8},"obj":"NNS"}],"text":"measures"}