title: Ambulatory visit groups: a prospective payment system for outpatient care.
mesh_terms: D003365:Costs and Cost Analysis; D003953:Diagnosis-Related Groups; D010044:Outpatient Clinics, Hospital / Q000191:economics*; D011445:Prospective Payment System / Q000379:methods*; D012051:Reimbursement Mechanisms / Q000379:methods*; D013996:Time and Motion Studies; D014481:United States