PubMed:32062875 / 283-286
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T41","span":{"begin":0,"end":3},"obj":"DT"}],"text":"All"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok46","span":{"begin":0,"end":3},"obj":"DT"}],"text":"All"}