title: Preface. Ultrasound: Part 1.
authors.affiliation: Department of Emergency Medicine, Maricopa Medical Center, University of Arizona, College of Medicine-Phoenix, 2601 East Roosevelt Street, Phoenix, AZ 85008, USA. Electronic address: teresawumd@gmail.com.
authors.forename: Teresa S
authors.initials: TS
authors.lastname: Wu
mesh_terms: D006801:Humans; D014463:Ultrasonography