title: I Am Not an Economist, But...
authors.affiliation: The Orthopedic Specialists, Chattanooga, Tennessee.
authors.forename: John
authors.initials: J
authors.lastname: Gracy
mesh_terms: D019645:Arthroplasty, Replacement, Knee / Q000191:economics*; D006801:Humans; D020370:Osteoarthritis, Knee / Q000601:surgery*