PMC:7105881 / 58262-58276 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T969","span":{"begin":0,"end":14},"obj":"BV_15"},{"id":"T24258","span":{"begin":0,"end":14},"obj":"BV_15"}],"text":"immunogenicity"}