PubMed:32096367 / 1286-1289
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T186","span":{"begin":0,"end":3},"obj":"VBD"}],"text":"had"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok207","span":{"begin":0,"end":3},"obj":"VBD"},{"id":"event40","span":{"begin":0,"end":3},"obj":"OCCURRENCE"}],"text":"had"}