title: Lack of efficacy with transversus abdominis plane block: is it the technique, the end points, or the statistics?
authors.forename: Peter D
authors.initials: PD
authors.lastname: Hebbard
authors.forename: Colin F
authors.initials: CF
authors.lastname: Royse
mesh_terms: D000005:Abdomen / Q000033:anatomy & histology*; D000328:Adult; D000775:Anesthesia, Spinal / Q000379:methods*; D002404:Catheterization; D002585:Cesarean Section; D023381:Endpoint Determination; D005260:Female; D006801:Humans; D007278:Injections, Spinal; D010149:Postoperative Pain / Q000188:drug therapy; D011247:Pregnancy; D016032:Randomized Controlled Trials as Topic