PubMed:32141569 / 1507-1510
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T251","span":{"begin":0,"end":3},"obj":"MD"}],"text":"may"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok286","span":{"begin":0,"end":3},"obj":"MD"}],"text":"may"}