PMC:7105881 / 39762-39776 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T712","span":{"begin":0,"end":14},"obj":"BV_15"},{"id":"T94059","span":{"begin":0,"end":14},"obj":"BV_15"}],"text":"immunogenicity"}