title: Posterior lumbar plexus block in postoperative analgesia for total hip arthroplasty. A comparative study between 0.5% bupivacaine with epinephrine and 0.5% ropivacaine.
authors.forename: Marcel A
authors.initials: MA
authors.lastname: de Leeuw
authors.forename: Roberto G S M
authors.initials: RG
authors.lastname: Perez
mesh_terms: D000577:Amides / Q000008:administration & dosage*; D000698:Analgesia; D000779:Anesthetics, Local / Q000008:administration & dosage*; D019644:Arthroplasty, Replacement, Hip; D002045:Bupivacaine / Q000008:administration & dosage*; D004837:Epinephrine / Q000008:administration & dosage*; D006801:Humans; D008160:Lumbosacral Plexus; D009407:Nerve Block / Q000379:methods*; D010149:Postoperative Pain / Q000517:prevention & control*; D000077212:Ropivacaine
chemical_list: D000577:Amides; D000779:Anesthetics, Local; D000077212:Ropivacaine; D002045:Bupivacaine; D004837:Epinephrine