PubMed:32141569 / 1431-1445
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T238","span":{"begin":0,"end":14},"obj":"NN"}],"text":"cross-immunity"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok271","span":{"begin":0,"end":14},"obj":"JJ"}],"text":"cross-immunity"}