title: Does lack of anesthetic assistance justify a suboptimal ultrasound-guided regional anesthetic technique?
authors.forename: Rosemary
authors.initials: R
authors.lastname: Snaith
authors.forename: John
authors.initials: J
authors.lastname: Dolan
mesh_terms: D000765:Anesthesia, Conduction / Q000379:methods*; D006801:Humans; D010525:Peripheral Nerves / Q000000981:diagnostic imaging*; D010823:Physician Assistants; D017211:Treatment Failure; D014463:Ultrasonography