title: A prudent approach to Doppler US.
authors.forename: K J
authors.initials: KJ
authors.lastname: Taylor
mesh_terms: D004869:Equipment Safety / Q000592:standards; D006801:Humans; D012306:Risk; D014463:Ultrasonography / Q000009:adverse effects / Q000295:instrumentation / Q000592:standards*; D014481:United States; D014486:United States Food and Drug Administration