title: Ultrasound guidance: concerns and safety issues may have some answers.
authors.forename: Hariharan
authors.initials: H
authors.lastname: Shankar
mesh_terms: D000765:Anesthesia, Conduction / Q000009:adverse effects* / Q000379:methods; D006801:Humans; D059348:Peripheral Nerve Injuries; D010525:Peripheral Nerves / Q000601:surgery; D018084:Ultrasonography, Interventional / Q000009:adverse effects* / Q000379:methods