PubMed:32077659 / 1572-1582
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T252","span":{"begin":0,"end":10},"obj":"NN"}],"text":"phenomenon"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok267","span":{"begin":0,"end":10},"obj":"NN"}],"text":"phenomenon"}