title: Letter to the editor.
mesh_terms: D000888:Antibodies, Anti-Idiotypic / Q000032:analysis*; D005455:Fluorescent Antibody Technique; D006801:Humans; D007136:Immunoglobulins; D012867:Skin / Q000276:immunology*; D013194:Staining and Labeling; D005719:gamma-Globulins / Q000032:analysis*
chemical_list: D000888:Antibodies, Anti-Idiotypic; D007136:Immunoglobulins; D005719:gamma-Globulins