PubMed:32064853 / 29-40
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T4","span":{"begin":8,"end":10},"obj":"IN"}],"text":"ristics of "}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok5","span":{"begin":8,"end":10},"obj":"IN"}],"text":"ristics of "}