PubMed:32112549 / 425-432
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T68","span":{"begin":0,"end":7},"obj":"VB"}],"text":"protect"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok71","span":{"begin":0,"end":7},"obj":"VB"},{"id":"event5","span":{"begin":0,"end":7},"obj":"OCCURRENCE"}],"text":"protect"}