2Joint Commission on Acchreditation of Healthcare Organizations[J].Jt Comm Perspect,1999,19(5):6-8.
3Reuben SS,Ekman EF.The effect of cyclooxygenase-2 inhibition on analgesia and spinal fusion[J].J Bone Joint Surg Am,2005,87(3):536-542.
4Gatt CJ,Parker RD,Tetzlaff JE,et al.Preemptive analgesia:its role and efficacy in anterior cruciate ligament reconstruction[J].Am J Sports Med,1998,26:524-529.
5Stiller Y,Lundblad H,Weidenbielm L,et al.The addition of tramadol to morphine via patient-controlled analgesia does not load to better post-operative pain relief after total knee arthroplasty[J].Acta Anaesthesiol Scand,2007,3:322-330.