PubMed:32027573 / 439-444
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T64","span":{"begin":0,"end":5},"obj":"VBG"}],"text":"using"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok80","span":{"begin":0,"end":5},"obj":"VBG"},{"id":"event7","span":{"begin":0,"end":5},"obj":"OCCURRENCE"}],"text":"using"}