PubMed:32118390 / 2024-2027
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T208","span":{"begin":0,"end":3},"obj":"VBD"}],"text":"had"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok543","span":{"begin":0,"end":3},"obj":"VBD"},{"id":"event15","span":{"begin":0,"end":3},"obj":"OCCURRENCE"}],"text":"had"}