PMC:7324763 / 87-101 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T3","span":{"begin":0,"end":14},"obj":"CL:0000623"},{"id":"T3011","span":{"begin":0,"end":14},"obj":"CL:0000623"}],"text":"Natural Killer"}