PMC:7105881 / 37331-37345 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T654","span":{"begin":0,"end":14},"obj":"BV_15"},{"id":"T40413","span":{"begin":0,"end":14},"obj":"BV_15"}],"text":"immunogenicity"}