PubMed:32133152 / 2008-2014
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T304","span":{"begin":0,"end":6},"obj":"MD"}],"text":"should"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok360","span":{"begin":0,"end":6},"obj":"MD"}],"text":"should"}