PubMed:32149769 / 714-718
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T102","span":{"begin":0,"end":4},"obj":"VBZ"}],"text":"uses"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok140","span":{"begin":0,"end":4},"obj":"VBZ"}],"text":"uses"}