1. Psoas compartment block for lower extremity surgery: a meta-analysis;Touray;British Journal of Anaesthesia,2008
2. 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;Biboulet;Regional Anesthesia and Pain Medicine,2004
3. Psoas compartment block;Mannion;Continuing Education in Anaesthesia, Critical Care and Pain,2007
4. Lumbar plexus block reduces pain and blood loss associated with total hip arthroplasty;Stevens;Anesthesiology,2000
5. Effects of using the posterior or anterior approaches to the lumbar plexus on the Minimum Effective Anesthetic Concentration (MEAC) of mepivacaine required to block the femoral nerve: a prospective, randomized, up-and-down study;Cappelleri;Regional Anesthesia and Pain Medicine,2008