title: Content of IgG, IgA and IgM immunoglobulins in international units in normal and IgA-enriched gammaglobulins.
mesh_terms: D006801:Humans; D005779:Immunodiffusion; D007070:Immunoglobulin A / Q000032:analysis*; D007074:Immunoglobulin G / Q000032:analysis*; D007075:Immunoglobulin M / Q000032:analysis*; D010920:Placenta / Q000276:immunology; D010924:Placental Extracts / Q000276:immunology; D005719:gamma-Globulins / Q000032:analysis*
chemical_list: D007070:Immunoglobulin A; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D010924:Placental Extracts; D005719:gamma-Globulins