PubMed:32118391 / 550-559
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T91","span":{"begin":0,"end":9},"obj":"JJ"}],"text":"secondary"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok98","span":{"begin":0,"end":9},"obj":"JJ"}],"text":"secondary"}