PubMed:32171193 / 264-268
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T40","span":{"begin":0,"end":4},"obj":"DT"}],"text":"This"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok48","span":{"begin":0,"end":4},"obj":"DT"},{"id":"lookup7","span":{"begin":0,"end":4},"obj":"time_modifier"}],"text":"This"}