PubMed:32077659 / 675-682
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T105","span":{"begin":0,"end":7},"obj":"JJ"}],"text":"various"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok113","span":{"begin":0,"end":7},"obj":"JJ"}],"text":"various"}