title: B lymphocytes in macroglobulinaemia.
mesh_terms: D001402:B-Lymphocytes / Q000276:immunology*; D006801:Humans; D007075:Immunoglobulin M / Q000276:immunology*; D008258:Waldenstrom Macroglobulinemia / Q000276:immunology*
chemical_list: D007075:Immunoglobulin M