PubMed:32156607 / 907-913
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T150","span":{"begin":0,"end":6},"obj":"VBN"}],"text":"tested"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok158","span":{"begin":0,"end":6},"obj":"VBN"},{"id":"event6","span":{"begin":0,"end":6},"obj":"OCCURRENCE"}],"text":"tested"}