title: Allergy and clinical immunology: fifty years from now.
mesh_terms: D000486:Allergy and Immunology / Q000266:history*; D000846:Anniversaries and Special Events; D003363:Cost Control / Q000266:history; D049673:History, 20th Century; D006967:Hypersensitivity / Q000266:history*; D007167:Immunotherapy / Q000266:history; D012955:Societies, Medical / Q000266:history*; D014481:United States