PubMed:32077659 / 1661-1672
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T265","span":{"begin":0,"end":11},"obj":"VBP"}],"text":"participate"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok281","span":{"begin":0,"end":11},"obj":"VB"},{"id":"event17","span":{"begin":0,"end":11},"obj":"OCCURRENCE"}],"text":"participate"}