PubMed:32077659 / 158-167
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T23","span":{"begin":0,"end":9},"obj":"NN"}],"text":"mechanism"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok25","span":{"begin":0,"end":9},"obj":"NN"}],"text":"mechanism"}