title: Effect of Sprotte needle orientation on spinal anaesthesia.
authors.forename: M G
authors.initials: MG
authors.lastname: Serpell
mesh_terms: D000775:Anesthesia, Spinal / Q000379:methods*; D000779:Anesthetics, Local / Q000008:administration & dosage*; D002045:Bupivacaine / Q000008:administration & dosage*; D006801:Humans; D009339:Needles
chemical_list: D000779:Anesthetics, Local; D002045:Bupivacaine