title: The fundamentals of .... ultrasound equipment.
authors.forename: Don E
authors.initials: DE
authors.lastname: Fletcher
mesh_terms: D004867:Equipment Design; D019544:Equipment Failure Analysis / Q000379:methods*; D006801:Humans; D008283:Maintenance; D014463:Ultrasonography / Q000295:instrumentation* / Q000592:standards / Q000639:trends