title: Comparing ultrasound and nerve stimulation: time to ask the question?
authors.forename: A
authors.initials: A
authors.lastname: Allan
authors.forename: N
authors.initials: N
authors.lastname: Bedforth
authors.forename: B
authors.initials: B
authors.lastname: Nicholls
authors.forename: N
authors.initials: N
authors.lastname: Denny
mesh_terms: D004558:Electric Stimulation / Q000379:methods; D006801:Humans; D009339:Needles; D009407:Nerve Block / Q000379:methods*; D018084:Ultrasonography, Interventional / Q000379:methods