PubMed:31967327 / 500-510
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T83","span":{"begin":0,"end":10},"obj":"VB"}],"text":"understand"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok89","span":{"begin":0,"end":10},"obj":"VB"},{"id":"event5","span":{"begin":0,"end":10},"obj":"OCCURRENCE"}],"text":"understand"}