PubMed:32023687 / 370-374
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T64","span":{"begin":0,"end":4},"obj":"JJ"}],"text":"safe"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok73","span":{"begin":0,"end":4},"obj":"JJ"}],"text":"safe"}