PubMed:32061066 / 1073-1074
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T211","span":{"begin":0,"end":1},"obj":"-RRB-"}],"text":")"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok232","span":{"begin":0,"end":1},"obj":")"}],"text":")"}