title: Cardiac trends could shift services.
mesh_terms: D002318:Cardiovascular Diseases / Q000601:surgery*; D006301:Health Services Needs and Demand; D006801:Humans; D013503:Surgery Department, Hospital / Q000706:statistics & numerical data / Q000639:trends; D019616:Thoracic Surgical Procedures / Q000706:statistics & numerical data*; D014481:United States