PMC:7105881 / 22082-22096 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T421","span":{"begin":0,"end":14},"obj":"BV_15"},{"id":"T22530","span":{"begin":0,"end":14},"obj":"BV_15"}],"text":"immunogenicity"}