1. Doctoral Studies; School of Medicine with the Division of Dentistry; Medical University of Silesia in Katowice; Zabrze Poland
2. Department of Orthopaedic Surgery; Sports-Clinic; Żory Poland
3. Department of Medical Informatics and Telemedicine; Center of Excellence “TeleOrto” for Telediagnostics and Treatment of Disorders and Injuries of Locomotor System; Medical University of Warsaw; Warsaw Poland
4. Department and Clinic of Internal Diseases, Diabetology, and Nephrology; School of Medicine with the Division of Dentistry; Metabolic Bone Diseases Unit; Medical University of Silesia in Katowice; Zabrze Poland