PubMed:32171865 / 1788-1797
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T346","span":{"begin":0,"end":9},"obj":"JJ"}],"text":"follow-up"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok394","span":{"begin":0,"end":9},"obj":"JJ"}],"text":"follow-up"}