PubMed:32074786 / 1254-1266
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T196","span":{"begin":0,"end":12},"obj":"NN"}],"text":"intervention"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok210","span":{"begin":0,"end":12},"obj":"NN"}],"text":"intervention"}