PubMed:32052466 / 1052-1063
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T164","span":{"begin":0,"end":11},"obj":"VBN"}],"text":"implemented"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok175","span":{"begin":0,"end":11},"obj":"VBN"},{"id":"event1","span":{"begin":0,"end":11},"obj":"OCCURRENCE"}],"text":"implemented"}