title: Invited commentary.
authors.forename: Janet T
authors.initials: JT
authors.lastname: Powell
authors.forename: David
authors.initials: D
authors.lastname: Epstein
mesh_terms: D017544:Aortic Aneurysm, Abdominal / Q000601:surgery*; D019917:Blood Vessel Prosthesis Implantation / Q000191:economics*; D057510:Endovascular Procedures / Q000191:economics*; D017048:Health Care Costs; D006801:Humans