Department of Orthopaedic Surgery, the Affiliated Hospital of Qingdao University, Qingdao, Shandong 266003, China;
Department of Orthopaedic Surgery, the Affiliated Hospital of Qingdao University, Qingdao, Shandong 266003, China;
Department of Orthopaedic Surgery, the Affiliated Hospital of Qingdao University, Qingdao, Shandong 266003, China;
Department of Orthopaedic Surgery, the Affiliated Hospital of Qingdao University, Qingdao, Shandong 266003, China;
Department of Orthopaedic Surgery, the Affiliated Hospital of Qingdao University, Qingdao, Shandong 266003, China;
Department of Orthopaedic Surgery, the Affiliated Hospital of Qingdao University, Qingdao, Shandong 266003, China;