
Accuracy of US Food and Drug Administration–cleared IgE antibody assays in the presence of anti-IgE (omalizumab)
Keywords: Human; IgE; IgE antibody; omalizumab (Xolair); human IgG1 anti-IgE; human IgG antihuman IgE autoantibodies; College of American Pathologists proficiency survey; immunoenzymetric assay; α-FcεR1CAP, College of American Pathologists; CV, Coefficient of varia