title: Chairman's introduction.
mesh_terms: D000224:Addison Disease / Q000150:complications* / Q000276:immunology; D000568:Amenorrhea / Q000150:complications; D000752:Anemia, Pernicious / Q000276:immunology; D000818:Animals; D000906:Antibodies; D000936:Antigen-Antibody Complex; D001327:Autoimmune Diseases; D001402:B-Lymphocytes; D003165:Complement System Proteins; D003920:Diabetes Mellitus / Q000276:immunology; D004700:Endocrine System Diseases / Q000276:immunology*; D005260:Female; D006801:Humans; D006969:Hypersensitivity, Immediate; D007011:Hypoparathyroidism / Q000276:immunology; D008297:Male; D008875:Middle Aged; D013601:T-Lymphocytes; D013959:Thyroid Diseases / Q000276:immunology
chemical_list: D000906:Antibodies; D000936:Antigen-Antibody Complex; D003165:Complement System Proteins