title: Invited commentary.
authors.affiliation: Department of Surgery, University of Texas Southwestern Medical School, 5323 Harry Hines Blvd, Dallas, TX 75390, USA. robert.eberhart@utsouthwestern.edu
authors.forename: Robert C
authors.initials: RC
authors.lastname: Eberhart
authors.forename: Dan M
authors.initials: DM
authors.lastname: Meyer
mesh_terms: D000818:Animals; D001013:Aorta, Thoracic / Q000601:surgery*; D005112:Extracorporeal Circulation / Q000295:instrumentation*; D006352:Heart Ventricles / Q000601:surgery*; D006353:Heart-Assist Devices; D008297:Male; D012770:Shock, Cardiogenic / Q000628:therapy*