1. Department of Breast Surgery, The First Affiliated Hospital of China Medical University, Shenyang, Liaoning Province, People’s Republic of China
2. School of Postgraduate, China Medical University, Shenyang, Liaoning, People’s Republic of China
3. China Medical University, Shenyang, People’s Republic of China
4. Department of Orthopedic Surgery, Shenyang Orthopaedics Hospital, Shenyang, Liaoning, People’s Republic of China