PubMed:32176772 / 1623-1628
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T333","span":{"begin":0,"end":5},"obj":"DT"}],"text":"those"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok386","span":{"begin":0,"end":5},"obj":"DT"}],"text":"those"}