PubMed:32077659 / 132-142
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T19","span":{"begin":1,"end":4},"obj":"CC"}],"text":" and analy"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok21","span":{"begin":1,"end":4},"obj":"CC"}],"text":" and analy"}