title: Rheumatoid factor as a cause of positive reactions in tests for Epstein-Barr virus-specific IgM antibodies.
mesh_terms: D000328:Adult; D000914:Antibodies, Viral / Q000032:analysis*; D001172:Arthritis, Rheumatoid / Q000276:immunology; D002648:Child; D005189:False Positive Reactions; D005455:Fluorescent Antibody Technique; D004854:Herpesvirus 4, Human / Q000276:immunology*; D006801:Humans; D007074:Immunoglobulin G / Q000032:analysis; D007075:Immunoglobulin M / Q000032:analysis*; D007244:Infectious Mononucleosis / Q000276:immunology; D012217:Rheumatoid Factor / Q000032:analysis / Q000276:immunology*
chemical_list: D000914:Antibodies, Viral; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D012217:Rheumatoid Factor