PubMed:32133152 / 2057-2063
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T310","span":{"begin":0,"end":6},"obj":"JJ"}],"text":"strict"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok366","span":{"begin":0,"end":6},"obj":"JJ"}],"text":"strict"}