PubMed:32150618 / 1276-1282
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T183","span":{"begin":0,"end":6},"obj":"IN"}],"text":"whilst"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok198","span":{"begin":0,"end":6},"obj":"NN"}],"text":"whilst"}