Reflections from the backseat.
Cronqvist
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D003365:Costs and Cost Analysis; D006801:Humans; D008279:Magnetic Resonance Imaging / Q000191:economics / Q000295:instrumentation*; D009462:Neurology / Q000379:methods*; D011871:Radiology / Q000379:methods*; D014057:Tomography, X-Ray Computed / Q000191:economics / Q000295:instrumentation*