PubMed:32077659 / 13-24
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T3","span":{"begin":2,"end":11},"obj":"NN"}],"text":"e mechanism"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok4","span":{"begin":2,"end":11},"obj":"NN"}],"text":"e mechanism"}