PubMed:32026671 / 1585-1590
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T270","span":{"begin":0,"end":5},"obj":"IN"}],"text":"while"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok297","span":{"begin":0,"end":5},"obj":"IN"}],"text":"while"}