PubMed:32141570 / 121-130
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T16","span":{"begin":8,"end":9},"obj":"-COLON-"}],"text":"BJECTIVE:"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok20","span":{"begin":8,"end":9},"obj":":"}],"text":"BJECTIVE:"}