title: Cold agglutinin titres, cold agglutinin structure and serum immunoglobulin levels in a variety of syndromes including mycoplasma pneumoniae infection.
mesh_terms: D000744:Anemia, Hemolytic, Autoimmune / Q000276:immunology; D000906:Antibodies / Q000032:analysis; D003080:Cold Temperature; D006801:Humans; D005779:Immunodiffusion; D007074:Immunoglobulin G / Q000032:analysis*; D008259:Macroglobulins / Q000032:analysis; D009175:Mycoplasma Infections / Q000276:immunology*
chemical_list: D000906:Antibodies; D007074:Immunoglobulin G; D008259:Macroglobulins