PubMed:32150618 / 487-493
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T72","span":{"begin":0,"end":6},"obj":"NN"}],"text":"safety"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok79","span":{"begin":0,"end":6},"obj":"NN"}],"text":"safety"}