PubMed:32172226 / 1002-1005
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T162","span":{"begin":0,"end":3},"obj":"DT"}],"text":"all"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok182","span":{"begin":0,"end":3},"obj":"DT"}],"text":"all"}