title: Immunological and gastrointestinal manifestations of immunodeficiency.
mesh_terms: D000328:Adult; D000361:Agammaglobulinemia / Q000150:complications*; D003165:Complement System Proteins / Q000032:analysis; D005767:Gastrointestinal Diseases / Q000150:complications* / Q000276:immunology; D006801:Humans; D007136:Immunoglobulins / Q000032:analysis; D007153:Immunologic Deficiency Syndromes / Q000150:complications; D008213:Lymphocyte Activation; D008875:Middle Aged
chemical_list: D007136:Immunoglobulins; D003165:Complement System Proteins