PubMed:32167524 / 507-516
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T78","span":{"begin":0,"end":9},"obj":"VBD"}],"text":"developed"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok85","span":{"begin":0,"end":9},"obj":"VBD"},{"id":"event15","span":{"begin":0,"end":9},"obj":"OCCURRENCE"}],"text":"developed"}