1 Department of Orthopaedic Surgery and Traumatology, Sohag Faculty of Medicine, Sohag University, Sohag, Egypt.
2 Department of Orthopaedic Surgery and Traumatology, Qena Faculty of Medicine, South Valley University, Kilo 6 Qena-Safaga highway, Qena, Egypt.
3 Department of Orthopaedic Surgery and Traumatology, Qena Faculty of Medicine, South Valley University, Kilo 6 Qena-Safaga highway, Qena, Egypt. Electronic address: drahmedabdou1993@gmail.com.