1. Medical Image and Signal Processing Laboratory, Department of Biomedical Engineering, University of West Attica, 12241 Athens, Greece
2. Department of Biomedical Sciences, University of West Attica, 12241 Athens, Greece
3. Department of Radiology, Animus Kyanous Stavros, 57014 Larissa, Greece
4. Department of Orthopedic, Animus Kyanous Stavros, 57014 Larissa, Greece
5. Department of Radiology, General University Hospital of Larissa, 41334 Larissa, Greece