title: The ninth Hastings lecture. Spectrum.
mesh_terms: D001243:Assisted Circulation / Q000266:history*; D016027:Heart Transplantation; D006354:Heart, Artificial / Q000266:history*; D006353:Heart-Assist Devices / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D014481:United States