PubMed:32060789 / 121-127
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T18","span":{"begin":1,"end":3},"obj":"IN"}],"text":" of th"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok20","span":{"begin":1,"end":3},"obj":"IN"}],"text":" of th"}