PubMed:32118394 / 1047-1051
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T162","span":{"begin":0,"end":4},"obj":"PRP"}],"text":"them"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok172","span":{"begin":0,"end":4},"obj":"PRP"}],"text":"them"}