title: Serum IgG subclass levels in primary and acquired immunodeficiency.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000276:immunology*; D000328:Adult; D000911:Antibodies, Monoclonal; D002648:Child; D005006:Ethnicity; D005260:Female; D006801:Humans; D007074:Immunoglobulin G / Q000032:analysis / Q000145:classification*; D007153:Immunologic Deficiency Syndromes / Q000276:immunology*; D008297:Male; D012016:Reference Values
chemical_list: D000911:Antibodies, Monoclonal; D007074:Immunoglobulin G