43. 尿毒症接受透析病人,以紅血球生成素(erythropoietin)注射提高血比容(Hematocrit),最有效益(包括藥效及經濟效益)的施注法為那一種? (A)靜脈輸注(intravenous infusion) (B)靜脈注射(intravenous push) (C)肌肉內注射(intramuscular injection) (D)皮下注射(subcutaneous injection)