PubMed:32026671 / 2561-2576
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T451","span":{"begin":0,"end":15},"obj":"NNS"}],"text":"characteristics"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok498","span":{"begin":0,"end":15},"obj":"NNS"}],"text":"characteristics"}