7Marinez - Gonzalez MA, Martinez JA, Hu FB, et al. Physical inactivity, sedentary lifestyle and obesity in the European Union[ J]. Int J Obes Re- tat Metab disord, 1999,23 ( 11 ) : 1192 - 1201.
8Skinner h B, Shintani E Y. Results of a multimodal analgesic trial invol- ving patients with total hip or total knee arthroplasty [ J ]. Am J Orthop, 2004,33(2) :85 -92.
9Jeffrey L. Apfelbaum, Connie Chen, Shilpa S. Mehta, et al. Postoperative Pain Experience: Results from a National Survey Suggest Postoperative Pain Continues to Be Undermanaged [ J ]. Anesth Analg, 2003,97 ( 2 ) : 534 - 540.
10Biboulet P, Morau d, Aubas P, et al. Postoperative analgesia after total hip arthroplasty:Comparison of intravenous patient - controlled analgesia with morphine and single injection of femoral nerve or psoas compartment block, a prospective, randomized, double - blind study [ J ]. Regional Anes- Lhesia and Pain Medicine,2004,29 (2) : 102 - 109.