PubMed:32134681 / 1674-1676
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T301","span":{"begin":0,"end":2},"obj":"DT"}],"text":"no"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok357","span":{"begin":0,"end":2},"obj":"DT"},{"id":"lookup46","span":{"begin":0,"end":2},"obj":"country_code"}],"text":"no"}