PubMed:32108351 / 381-389
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T56","span":{"begin":0,"end":8},"obj":"VBN"}],"text":"searched"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok66","span":{"begin":0,"end":8},"obj":"VBD"},{"id":"event3","span":{"begin":0,"end":8},"obj":"OCCURRENCE"}],"text":"searched"}