Department of Orthopaedics and Traumatology;
University Hospital Queen Giovanna-ISUL;
Medical University of Sofia;
Department of Anatomy;
Histology and Embryology;
Medical University of Sofia;
University Hospital of Orthopaedics "Prof. B. Boychev";
Medical University of Sofia;
Knee; Epiligament; Knee; medial; collateral; ligament; Electron; Microscopy; Humans; Microscopy; Photomicrography;