PubMed:32031570 / 743-747
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T119","span":{"begin":0,"end":4},"obj":"NNP"}],"text":"Main"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok130","span":{"begin":0,"end":4},"obj":"NNP"}],"text":"Main"}