
PubMed:31996494 / 746-754
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T125","span":{"begin":0,"end":8},"obj":"VB"}],"text":"discover"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok139","span":{"begin":0,"end":8},"obj":"VB"},{"id":"event8","span":{"begin":0,"end":8},"obj":"OCCURRENCE"}],"text":"discover"}