PMC:7105881 / 48499-48513 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T765","span":{"begin":0,"end":14},"obj":"BV_15"},{"id":"T28599","span":{"begin":0,"end":14},"obj":"BV_15"}],"text":"immunogenicity"}