PubMed:32141570 / 51-59
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T7","span":{"begin":1,"end":4},"obj":"CC"}],"text":" and cli"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok10","span":{"begin":1,"end":4},"obj":"CC"}],"text":" and cli"}