Anergy in surgical patients: is the failure at the afferent or the efferent limb?
D006801:Humans; D006968:Hypersensitivity, Delayed / Q000175:diagnosis / Q000276:immunology*; D007111:Immunity, Cellular; D007239:Infections / Q000276:immunology; D008214:Lymphocytes / Q000276:immunology*; D012306:Risk; D012882:Skin Tests; D013514:Surgical Procedures, Operative / Q000009:adverse effects*