PMC:7111504 / 10851-10865 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T127","span":{"begin":0,"end":14},"obj":"BV_15"},{"id":"T71652","span":{"begin":0,"end":14},"obj":"BV_15"}],"text":"immunogenicity"}