title: Navigating the new "flat world" of cardiothoracic surgery.
authors.forename: Sidney
authors.initials: S
authors.lastname: Levitsky
mesh_terms: D006348:Cardiac Surgical Procedures / Q000193:education / Q000295:instrumentation / Q000639:trends*; D003132:Commerce; D003695:Delivery of Health Care; D017048:Health Care Costs; D006801:Humans; D007396:Internship and Residency; D024382:Professional Role; D012955:Societies, Medical; D013672:Technology; D019616:Thoracic Surgical Procedures / Q000193:education / Q000295:instrumentation / Q000639:trends*; D014195:Travel