1. Institute of Optoelectronics, Military University of Technology; 00-908 Warsaw Poland
2. Clinic of Orthopaedics and Traumatology; Polish Mother's Memorial Hospital Research Institute; 93-338 Łódź Poland
3. Faculty of Material Science and Ceramics; AGH University of Science and Technology; 30-059 Kraków Poland
4. SLM Solutions GmbH; Roggenhorster Straße 9c; 23556 Lübeck Germany
5. Department of Biomaterials; Radboud University Medical Center Nijmegen; 6500 HB Nijmegen the Netherlands