{Reference Type}: Journal Article {Title}: Belimumab Is an IgG Lambda Therapeutic Monoclonal Antibody with the Potential to Cause Misdiagnosis of a Monoclonal Gammopathy. {Author}: Treger RS;Fink SL; {Journal}: Clin Chem {Volume}: 70 {Issue}: 6 {Year}: 2024 Jun 3 {Factor}: 12.167 {DOI}: 10.1093/clinchem/hvae048