title: Blues act to spur increased use of ambulatory surgery.
mesh_terms: D000556:Ambulatory Surgical Procedures / Q000706:statistics & numerical data*; D054598:Blue Cross Blue Shield Insurance Plans / Q000191:economics*; D007350:Insurance, Hospitalization / Q000191:economics*; D007357:Insurance, Physician Services / Q000191:economics*; D014481:United States