PubMed:32080991 / 82-90
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T14","span":{"begin":0,"end":8},"obj":"NNP"}],"text":"February"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok17","span":{"begin":0,"end":8},"obj":"NNP"},{"id":"lookup6","span":{"begin":0,"end":8},"obj":"date"}],"text":"February"}