title: Regional anesthesia for ambulatory surgery:  where ultrasound has made a difference.
authors.affiliation: Department of Anesthesia and Perioperative Care University of California, San Francisco General Hospital, San Francisco, California 94110, USA. graya@anesthesia
authors.forename: Andrew T
authors.initials: AT
authors.lastname: Gray
authors.forename: John J
authors.initials: JJ
authors.lastname: Laur
mesh_terms: D000556:Ambulatory Surgical Procedures; D000779:Anesthetics, Local / Q000008:administration & dosage / Q000633:toxicity; D005158:Facial Paralysis / Q000517:prevention & control; D006801:Humans; D009407:Nerve Block / Q000009:adverse effects / Q000379:methods*; D010525:Peripheral Nerves / Q000000981:diagnostic imaging*; D011030:Pneumothorax / Q000517:prevention & control; D014463:Ultrasonography / Q000379:methods*
chemical_list: D000779:Anesthetics, Local