- University GHS Essen, Germany
- Ruhr University Bochum & University GHS Essen,
Germany. - Traumatology and Orthopedic Surgery.
- Universitaets Klinikum Bergmannsheil Bochum,
Germany. - Traumatological Intensive Care.
- Klinikum der Stadt Soest, Germany.
- Traumatology and General Surgery.
Special Medicine Care in:
- Trauma surgery.
- Arthroscopy and reconstructive intervention
of knee and shoulder joints. - Sports injuries.
- Total arthroscopy of knee and hip joints.