title: Comparing the efficacy of 2 techniques for piriformis muscle injection proceed with caution.
authors.affiliation: Department of Anatomy, Histology and Embryology, Innsbruck Medical University, Innsbruck, Austria Taunton and Somerset NHS Foundation Trust, Musgrove Park Hospital, Taunton, Somerset, United Kingdom University Health Network, University of Toronto, Toronto, Canada.
authors.forename: Bernhard
authors.initials: B
authors.lastname: Moriggl
authors.forename: Barry
authors.initials: B
authors.lastname: Nicholls
authors.forename: Philip
authors.initials: P
authors.lastname: Peng
mesh_terms: D004599:Electric Stimulation Therapy / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male; D055958:Piriformis Muscle Syndrome / Q000175:diagnosis* / Q000628:therapy*; D018084:Ultrasonography, Interventional / Q000379:methods*