title: Slicing the LionHeart for assessment of pump shortening fraction after 1 year of follow-up.
mesh_terms: D000368:Aged; D005500:Follow-Up Studies; D006333:Heart Failure / Q000000981:diagnostic imaging / Q000601:surgery*; D006353:Heart-Assist Devices; D006801:Humans; D008297:Male; D014057:Tomography, X-Ray Computed