PubMed:31986264 / 96-103
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T15","span":{"begin":0,"end":1},"obj":"DT"}],"text":"A recen"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok17","span":{"begin":0,"end":1},"obj":"DT"}],"text":"A recen"}