Vučetić Č1,2, Borović S4, Delić J3, Jeremić J2,5, Tulić G1,2, Manojlović R1,2, Ukropina B1, Karović B1, Carević Z1 1Clinic for Orthopaedic Surgery and Traumatology, Clinical Centre of Serbia, Belgrade, Serbia 2Faculty of Medicine, University of Belgrade, Serbia 3City Institute for Skin and Venreal Diseases. Belgrade, Serbia 4Institute for Cardiovascular Diseases 'Dedinje’ Belgrade, Serbia 5Clinic for Plastic Surgery, Clinical Centre of Serbia, Belgrade, Serbia