PubMed:32172226 / 1176-1181
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T188","span":{"begin":0,"end":5},"obj":"DT"}],"text":"those"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok212","span":{"begin":0,"end":5},"obj":"DT"}],"text":"those"}