PubMed:32056235 / 245-250
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T41","span":{"begin":0,"end":5},"obj":"IN"}],"text":"While"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok46","span":{"begin":0,"end":5},"obj":"IN"}],"text":"While"}