Affiliation: | (1) Department of Orthopaedics and Traumatology of the Locomotor System, The Medical University of Warsaw, 4 Lindley St., 02-005 Warsaw, Poland;(2) Department of Rehabilitation, Military Institute of the Health Services, Central Clinical Hospital of the Department of National Defence, Warsaw, Poland;(3) Department of Pharmacoeconomics, The Medical University of Warsaw, Warsaw, Poland |