title: Immunoglobulin elevations in the serum of patients with chronic bronchitis and emphysema.
mesh_terms: D000328:Adult; D000368:Aged; D001991:Bronchitis / Q000276:immunology*; D002908:Chronic Disease; D005260:Female; D006801:Humans; D005779:Immunodiffusion; D007074:Immunoglobulin G / Q000032:analysis; D007075:Immunoglobulin M / Q000032:analysis; D007136:Immunoglobulins / Q000032:analysis; D008297:Male; D008875:Middle Aged; D011656:Pulmonary Emphysema / Q000276:immunology*; D005719:gamma-Globulins / Q000032:analysis*
chemical_list: D007074:Immunoglobulin G; D007075:Immunoglobulin M; D007136:Immunoglobulins; D005719:gamma-Globulins