PubMed:32056249 / 889-893
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T140","span":{"begin":0,"end":4},"obj":"DT"}],"text":"this"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok154","span":{"begin":0,"end":4},"obj":"DT"},{"id":"lookup27","span":{"begin":0,"end":4},"obj":"time_modifier"}],"text":"this"}