title: The immune system and susceptibility to infections in Down's syndrome.
mesh_terms: D003141:Communicable Diseases / Q000276:immunology; D004314:Down Syndrome / Q000276:immunology*; D006801:Humans; D007111:Immunity, Cellular; D008214:Lymphocytes / Q000276:immunology; D009504:Neutrophils / Q000276:immunology