PubMed:32150360 / 854-862
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T146","span":{"begin":0,"end":8},"obj":"NNP"}],"text":"December"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok156","span":{"begin":0,"end":8},"obj":"NNP"},{"id":"lookup40","span":{"begin":0,"end":8},"obj":"date"}],"text":"December"}